{"title":"SVBONY Telescopes UK","description":"\u003cp\u003eDiscover premium \u003cstrong\u003eSVBONY telescopes in the UK\u003c\/strong\u003e, including fast APO astrographs, Petzval refractors, and compact Maksutov-Cassegrain OTAs for deep-sky imaging, lunar, and planetary observation.\u003c\/p\u003e\n\n\u003cp\u003eFrom the \u003cstrong\u003eSV555 54mm APO Astrograph\u003c\/strong\u003e and ultra-fast \u003cstrong\u003eSV545 Petzval APO\u003c\/strong\u003e to the portable \u003cstrong\u003eMK105 and MK127 Maksutov systems\u003c\/strong\u003e, this collection is built for astrophotographers and observers who want genuine factory-direct value with trusted UK support.\u003c\/p\u003e","products":[{"product_id":"svbony-sv555-54mm-f4-5-apo-astrograph-telescope","title":"SVBONY SV555 54mm f\/4.5 APO Astrograph Telescope","description":"\u003ch2\u003eSVBONY SV555 54mm f\/4.5 APO Astrograph Telescope\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSVBONY SV555\u003c\/strong\u003e is a premium \u003cstrong\u003e54mm f\/4.5 APO astrograph telescope\u003c\/strong\u003e built for serious deep-sky astrophotography. Featuring an advanced \u003cstrong\u003e3-group 5-element Petzval optical design with ED glass\u003c\/strong\u003e, it delivers a naturally flat field with exceptional edge-to-edge sharpness and ultra-low chromatic aberration.\u003c\/p\u003e\n\u003cp\u003eDesigned for modern full-frame astronomy cameras and DSLR systems, the SV555 provides a generous \u003cstrong\u003e44mm image circle\u003c\/strong\u003e, making it ideal for capturing wide nebulae, star fields, galaxies and large emission regions with pinpoint stars across the frame.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6386717316224383064745589_700b58e5-6629-4472-a86e-18e9f62001e0.jpg?v=1776243955\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e✔ Direct from SVBONY China\u003c\/li\u003e\n\u003cli\u003e✔ No customs fees to pay\u003c\/li\u003e\n\u003cli\u003e✔ Official SVBONY warranty\u003c\/li\u003e\n\u003cli\u003e✔ Secure UK checkout\u003c\/li\u003e\n\u003cli\u003e✔ Full-frame astrophotography ready\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePetzval APO Design:\u003c\/strong\u003e 3-group, 5-element structure with ED glass for excellent correction and flat-field performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e54mm f\/4.5 Fast Optics:\u003c\/strong\u003e Ideal for wide-field deep-sky imaging with fast exposure times.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariable Aperture:\u003c\/strong\u003e Adjustable from \u003cstrong\u003eF22 to F4.5\u003c\/strong\u003e for astrophotography and terrestrial use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e44mm Full-Frame Coverage:\u003c\/strong\u003e Designed for full-frame cameras and large astronomy sensors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Rotation System:\u003c\/strong\u003e Lockable 360° rotator and rotating lens body for perfect framing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEAF Compatible:\u003c\/strong\u003e Supports electronic automatic focusing for precision focus control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM72 \u0026amp; M48 Threads:\u003c\/strong\u003e Easy filter integration for both front-mounted and rear-mounted filters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArca-Swiss + Vixen Plate:\u003c\/strong\u003e Flexible mounting for astrophotography rigs and tracking systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SV555_Astrograph_Telescope_Focus_Rotation_view_55041f57-94c0-4fde-b14e-1999da9121d5.webp?v=1776243954\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eOptical Design\u003c\/th\u003e\n\u003ctd\u003e3-group 5-element Petzval APO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e54mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal Ratio\u003c\/th\u003e\n\u003ctd\u003ef\/4.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVariable Aperture\u003c\/th\u003e\n\u003ctd\u003eF22 to F4.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSensor Coverage\u003c\/th\u003e\n\u003ctd\u003e44mm Full Frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFront Thread\u003c\/th\u003e\n\u003ctd\u003eM72\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRear Thread\u003c\/th\u003e\n\u003ctd\u003eM48 x 0.75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocus Support\u003c\/th\u003e\n\u003ctd\u003eEAF compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eVixen + Arca-Swiss\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003eApprox. 3kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eEngineered for Deep-Sky Imaging\u003c\/h2\u003e\n\u003cp\u003eThe SV555 is purpose-built for astrophotographers wanting \u003cstrong\u003emaximum optical quality in a highly portable platform\u003c\/strong\u003e. Its flat-field Petzval structure removes the need for a separate field flattener, simplifying your imaging train while preserving sharp star shapes right to the corners of large sensors.\u003c\/p\u003e\n\u003cp\u003eWith support for \u003cstrong\u003efull-frame cameras, cooled astronomy cameras, DSLR systems and EAF focusers\u003c\/strong\u003e, it integrates beautifully into advanced astrophotography setups while remaining compact enough for travel mounts and remote dark-sky sessions.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SV555_Astrograph_Telescope_Bracket_and_dovetail_Plate_view_b48dd5c8-2267-4b8f-8794-1cb68bea032d.webp?v=1776243955\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eLatest SV555 Upgrades\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eImproved matte sandblasted finish for a premium texture\u003c\/li\u003e\n\u003cli\u003eReduced tube weight by over 90g\u003c\/li\u003e\n\u003cli\u003eSmaller, lighter lens hood design\u003c\/li\u003e\n\u003cli\u003eImproved focus travel from 2.67mm to 3.22mm\u003c\/li\u003e\n\u003cli\u003eEnhanced portability for travel astrophotography\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6386717316224383064745589_700b58e5-6629-4472-a86e-18e9f62001e0.jpg?v=1776243955\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eOptical Test Report\u003c\/h2\u003e\n\u003cp\u003eSVBONY includes advanced optical performance validation, including \u003cstrong\u003espot diagrams, MTF testing and interferogram data\u003c\/strong\u003e, demonstrating excellent correction and edge sharpness.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6388368060921941573989354_e9bd3a9e-498f-4594-9c17-3faf9c89677e.webp?v=1776243955\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eSV555 Astrophotography Portfolio\u003c\/h2\u003e\n\u003cp\u003eReal-world images captured with the SV555 demonstrate its superb wide-field performance on nebulae and star-rich deep-sky targets.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6388644355734499051095741_d46af95e-1f1c-40da-8877-d6023447f397.jpg?v=1776243955\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6388644576203953814402504_2ec5f952-b199-4277-9996-0a3fb06a20a9.jpg?v=1776243955\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Svbony","offers":[{"title":"Default Title","offer_id":57291059462476,"sku":"F9395A","price":449.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/61BGZ9XLNdL_AC_SL1500.jpg?v=1776233140"},{"product_id":"svbony-sv545-45mm-f4-5-petzval-apo-astrograph-lens","title":"SVBONY SV545 45mm f\/4.5 Petzval APO Astrograph Lens","description":"\u003ch2\u003eSVBONY SV545 45mm f\/4.5 Petzval APO Astrograph Lens\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSVBONY SV545\u003c\/strong\u003e is a premium \u003cstrong\u003e45mm f\/4.5 Petzval APO astrograph lens\u003c\/strong\u003e engineered for wide-field deep-sky imaging. With a precision \u003cstrong\u003e3-group 5-element Petzval optical design\u003c\/strong\u003e, it delivers a naturally flat field with excellent correction and edge-to-edge pinpoint stars, eliminating the need for an external field flattener.\u003c\/p\u003e\n\u003cp\u003eIts \u003cstrong\u003e44mm full-frame image circle\u003c\/strong\u003e makes it ideal for modern astronomy cameras, mirrorless systems and DSLR astrophotography, while the ultra-lightweight \u003cstrong\u003e980g OTA design\u003c\/strong\u003e makes it perfect for portable star trackers and travel imaging setups.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-SV545-203mm-F4.5-Focal-Length_5f851184-4b71-4120-9fcb-dcbce4193698.webp?v=1776243830\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"padding: 12px 14px; border-left: 4px solid #2d6cdf; background: #f8fbff; margin: 14px 0;\"\u003e✔ Direct from SVBONY China\u003cbr\u003e✔ No customs fees to pay\u003cbr\u003e✔ Official SVBONY warranty\u003cbr\u003e✔ Secure UK checkout\u003cbr\u003e✔ 980g travel-ready astrograph\u003c\/div\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e45mm f\/4.5 Fast Optics:\u003c\/strong\u003e Excellent for wide-field nebulae, star fields and Milky Way mosaics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePetzval APO Design:\u003c\/strong\u003e 3-group 5-element layout with built-in field flattening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e44mm Full-Frame Coverage:\u003c\/strong\u003e Fully compatible with full-frame and APS-C cameras.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e980g Lightweight OTA:\u003c\/strong\u003e Ideal for travel astrophotography and tracker mounts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Helical Focuser:\u003c\/strong\u003e Smooth manual focusing for precision control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCAA Rotator:\u003c\/strong\u003e Lockable 360° framing adjustment for perfect composition.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM48 Rear Interface:\u003c\/strong\u003e Supports 2\" filters and common astronomy camera accessories.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFMC Coatings:\u003c\/strong\u003e High transmission with reduced reflections and better contrast.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-SV545-Full-Frame-Ready-44mm-Image-Circle_3fa47950-820b-4f7c-bcf6-437ffd603611.webp?v=1776243831\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eBuilt for Portable Wide-Field Imaging\u003c\/h2\u003e\n\u003cp\u003eAt only \u003cstrong\u003e980g OTA weight\u003c\/strong\u003e, the SV545 is one of the best choices for \u003cstrong\u003eportable astrophotography rigs\u003c\/strong\u003e. It pairs beautifully with harmonic mounts, lightweight equatorial systems and star trackers, making it ideal for travelling to dark sky sites or building an airline-friendly imaging setup.\u003c\/p\u003e\n\u003cp\u003eThe fast \u003cstrong\u003e202.5mm focal length\u003c\/strong\u003e makes it perfect for large targets such as the North America Nebula, Heart and Soul, Rosette, Andromeda and Milky Way panorama mosaics.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-SV545-Built-In-Field-Flattener-Comparison_1e8f8794-11e3-4e29-8890-f146ef9ceac6.webp?v=1776243832\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eOptical Design\u003c\/th\u003e\n\u003ctd\u003e3-group 5-element Petzval APO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e45mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal Length\u003c\/th\u003e\n\u003ctd\u003e202.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal Ratio\u003c\/th\u003e\n\u003ctd\u003ef\/4.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eImage Circle\u003c\/th\u003e\n\u003ctd\u003e44mm Full Frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCoatings\u003c\/th\u003e\n\u003ctd\u003eFully Multi-Coated (FMC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocuser\u003c\/th\u003e\n\u003ctd\u003eIntegrated helical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRotator\u003c\/th\u003e\n\u003ctd\u003eLockable 360° CAA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRear Thread\u003c\/th\u003e\n\u003ctd\u003eM48 x 0.75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFilter Support\u003c\/th\u003e\n\u003ctd\u003e2\" filters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e980g OTA only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cp\u003eThe SV545 includes the optical tube, mounting hardware, carry bag, dovetail support components and accessories supplied by SVBONY for immediate setup and imaging.\u003c\/p\u003e\n\u003cdiv style=\"padding: 12px 14px; border-left: 4px solid #ddd; background: #fafafa; margin: 14px 0;\"\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e Electronic autofocus motor (EAF) is not included.\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-SV545-Package-Contents-Accessories_eaa6d9fb-6460-445f-9907-01f6df7aacfa.webp?v=1776243831\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eWhy Choose the SV545?\u003c\/h2\u003e\n\u003cp\u003eThe SV545 is designed for astrophotographers who want \u003cstrong\u003epremium full-frame optical performance in an ultra-light portable format\u003c\/strong\u003e. Its Petzval design keeps the imaging train simple, the 44mm image circle supports large sensors, and the low weight makes it one of the best travel astrographs in its class.\u003c\/p\u003e\n\u003cp\u003eFor users building compact rigs around \u003cstrong\u003eportable trackers, mirrorless cameras, cooled CMOS cameras and remote dark-sky travel systems\u003c\/strong\u003e, the SV545 is an outstanding choice.\u003c\/p\u003e","brand":"Svbony","offers":[{"title":"Default Title","offer_id":57291352801612,"sku":"w9317b","price":399.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/Untitled_design_2.png?v=1776233364"},{"product_id":"svbony-sv535-105mm-f2-8-apo-astro-prime-lens","title":"SVBONY SV535 105mm f\/2.8 APO Astro Prime Lens","description":"\u003ch2\u003eSVBONY SV535 105mm f\/2.8 APO Astro Prime Lens\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSVBONY SV535 105mm f\/2.8 APO Astro Prime Lens\u003c\/strong\u003e is a premium wide-field astrophotography lens designed for fast, high-contrast deep-sky imaging. With a bright \u003cstrong\u003ef\/2.8 aperture\u003c\/strong\u003e, advanced \u003cstrong\u003e7-element 5-group triplet APO optical design\u003c\/strong\u003e, and full-frame compatibility, it delivers stunning Milky Way panoramas, wide nebula fields, and rich star-cloud detail with excellent colour correction.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/svbony-sv535-105mm-f2-8-apo-astro-prime-lens-hero_68d45e9a-fd8d-4915-be5e-96e25c9e6ba3.webp?v=1776243711\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003eFast f\/2.8 Optics for Efficient Deep-Sky Imaging\u003c\/h3\u003e\n\u003cp\u003eThe fast \u003cstrong\u003e105mm focal length at f\/2.8\u003c\/strong\u003e makes the SV535 ideal for wide-field astrophotography. Capture large nebulae, Milky Way star fields, dark dust lanes, and wide mosaic panels with shorter exposures and outstanding light gathering.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/svbony-sv535-105mm-wide-angle-focal-length-astro-lens_4a15285d-1644-4535-8621-6e2f741f4439.jpg?v=1776243709\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003eTriplet APO Design for Superb Colour Correction\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e7-element, 5-group triplet APO system\u003c\/strong\u003e significantly reduces chromatic aberration, improving star colour fidelity and keeping stars tight and clean across the frame. This is especially important for modern full-frame and APS-C astro cameras.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/svbony-sv535-5-group-7-element-apo-optical-design_9f9e28e2-9999-4566-8d34-da41699c0b09.jpg?v=1776243710\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003eIntegrated Helical Focuser\u003c\/h3\u003e\n\u003cp\u003eThe smooth \u003cstrong\u003eintegrated helical focuser\u003c\/strong\u003e allows precise manual focusing for pinpoint stars. Once focus is set, it remains stable throughout long imaging sessions, making it ideal for travel rigs and lightweight star tracker setups.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/svbony-sv535-integrated-helical-focuser_602ddca0-d437-4a2b-8a59-b9193b395185.webp?v=1776243710\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003eFilter and Camera Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe rear uses a \u003cstrong\u003eM42 x 0.75 male thread\u003c\/strong\u003e, while the front supports \u003cstrong\u003eM48 x 0.75 2-inch filters\u003c\/strong\u003e. This makes the SV535 highly flexible for broadband, dual-band, and narrowband astrophotography filters.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/svbony-sv535-m48x0-75-thread-2-inch-filter-support_931f385a-b8cf-4b91-8ec5-d2976acb69f8.webp?v=1776243709\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003eUltra Portable at Only 482g\u003c\/h3\u003e\n\u003cp\u003eWeighing approximately \u003cstrong\u003e482g\u003c\/strong\u003e, the SV535 is perfect for lightweight equatorial mounts, travel star trackers, and airline-friendly astrophotography setups.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSV535\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocal Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e105mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocal Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ef\/2.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptical Design\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTriplet APO, 7 elements in 5 groups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Coverage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFull-frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRear Thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM42 x 0.75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFront Filter Thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM48 x 0.75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 482g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Svbony","offers":[{"title":"Default Title","offer_id":57295584264524,"sku":"W9317A","price":244.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/rsz_139.jpg?v=1776238959"},{"product_id":"svbony-mk127-127mm-maksutov-cassegrain-ota","title":"SVBONY MK127 127mm Maksutov-Cassegrain OTA with 0.65x Reducer","description":"\u003ch2\u003eSVBONY MK127 127mm Maksutov-Cassegrain OTA\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSVBONY MK127 Maksutov-Cassegrain OTA\u003c\/strong\u003e combines a \u003cstrong\u003e127mm clear aperture\u003c\/strong\u003e with a long \u003cstrong\u003ef\/11.8 focal ratio\u003c\/strong\u003e, making it an outstanding telescope for lunar, planetary, and compact deep-sky observation. Its advanced Maksutov optical system delivers sharp, high-contrast views with excellent edge correction and superb detail.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-MK127-Wide-Range-Applications-127mm.jpg?v=1776243559\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003e127mm Maksutov Optical Excellence\u003c\/h3\u003e\n\u003cp\u003eThe MK127 uses a precision \u003cstrong\u003ethree-element Maksutov-Cassegrain optical system\u003c\/strong\u003e with a dedicated secondary mirror and flat-field correction. This design effectively suppresses coma and astigmatism while delivering excellent contrast, making it perfect for planetary nebulae, globular clusters, lunar detail, and planetary imaging.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-MK127-Three-Mirror-Maksutov-Optical-Design.jpg?v=1776243558\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003eIncluded 0.65x Focal Reducer\u003c\/h3\u003e\n\u003cp\u003eThe included \u003cstrong\u003e0.65x focal reducer\u003c\/strong\u003e transforms the system from \u003cstrong\u003ef\/11.8 to approximately f\/7.8\u003c\/strong\u003e, giving a wider field of view and making the telescope more flexible for larger deep-sky targets and astrophotography.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-MK127-0.65x-Focal-Reducer-Comparison.jpg?v=1776243558\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003eDual-Speed Precision Focusing\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003edual-speed focuser\u003c\/strong\u003e combines rapid coarse focusing with highly precise fine focus adjustment, allowing razor-sharp tuning for visual observation and imaging.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-MK127-Dual-Speed-Focuser-Design-Coarse-Fine-Adjustment.jpg?v=1776243558\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003eDual 1.25” and 2” Accessory Compatibility\u003c\/h3\u003e\n\u003cp\u003eSupplied with both \u003cstrong\u003e1.25 inch and 2 inch eyepiece interfaces\u003c\/strong\u003e, the MK127 offers superb compatibility with premium eyepieces, diagonals, reducers, cameras, and SCT accessories.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-MK127-SCT-2-Inch-and-1-25-Inch-Mount-Adapters.webp?v=1776243558\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLunar observing\u003c\/li\u003e\n\u003cli\u003ePlanetary observation\u003c\/li\u003e\n\u003cli\u003eDouble stars\u003c\/li\u003e\n\u003cli\u003eGlobular clusters\u003c\/li\u003e\n\u003cli\u003ePlanetary nebulae\u003c\/li\u003e\n\u003cli\u003eTravel astronomy\u003c\/li\u003e\n\u003cli\u003eCompact astrophotography\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAperture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e127mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocal Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ef\/11.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReducer Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.65x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReduced Focal Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. f\/7.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptical Design\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMaksutov-Cassegrain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocuser\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual-speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEyepiece Support\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.25” + 2”\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMirror Reflectivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;99%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Svbony","offers":[{"title":"Default Title","offer_id":57295663169868,"sku":"F9382C","price":384.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/Untitled_design_56779a4b-1591-4637-83a0-dbfe01a393e4.jpg?v=1776240816"},{"product_id":"svbony-mk105-105mm-maksutov-cassegrain-ota","title":"SVBONY MK105 105mm Maksutov-Cassegrain OTA","description":"\u003ch2\u003eSVBONY MK105 105mm Maksutov-Cassegrain OTA\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSVBONY MK105\u003c\/strong\u003e is a compact \u003cstrong\u003e105mm Maksutov-Cassegrain optical tube\u003c\/strong\u003e designed for crisp, high-contrast lunar and planetary observation in a highly portable format. With a long \u003cstrong\u003e1365mm focal length\u003c\/strong\u003e and \u003cstrong\u003ef\/13 focal ratio\u003c\/strong\u003e, it excels on the Moon, planets, double stars, globular clusters and bright deep-sky targets.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"SVBONY MK105 Maksutov telescope\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/SVBONY-MK105-Maksutov-Telescope.jpg?v=1766412841\"\u003e\u003c\/p\u003e\n\u003ch3\u003eCompact Maksutov Performance\u003c\/h3\u003e\n\u003cp\u003eThe Maksutov-Cassegrain design combines a \u003cstrong\u003emeniscus corrector plate\u003c\/strong\u003e with a folded optical path, giving long focal length performance in a short, travel-friendly optical tube. This makes the MK105 ideal for grab-and-go astronomy and airline-friendly setups.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExcellent lunar and planetary contrast\u003c\/li\u003e\n\u003cli\u003eLong focal length in a compact OTA\u003c\/li\u003e\n\u003cli\u003eStable internal focusing system\u003c\/li\u003e\n\u003cli\u003eReduced stray light from conical baffling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDurable OTA + Easy Mounting\u003c\/h3\u003e\n\u003cp\u003eThe MK105 features robust all-metal construction with a \u003cstrong\u003eVixen-style dovetail\u003c\/strong\u003e for compatibility with most equatorial and alt-azimuth mounts.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-MK105-Dovetail-Mounting-Base.webp?v=1776244544\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eDual finder bases allow flexible setup with optical finders, red-dot finders or guide accessories.\u003c\/p\u003e\n\u003ch3\u003eHigh Contrast Coatings\u003c\/h3\u003e\n\u003cp\u003eDielectric secondary mirror coatings offer up to \u003cstrong\u003e99% reflectivity\u003c\/strong\u003e, while multi-coated optical surfaces help maximise contrast and throughput for planetary and lunar detail.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-MK105-Objective-Lens-Coating.webp?v=1776243254\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003eBest For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe Moon\u003c\/li\u003e\n\u003cli\u003eJupiter, Saturn and Mars\u003c\/li\u003e\n\u003cli\u003eDouble stars\u003c\/li\u003e\n\u003cli\u003eGlobular clusters\u003c\/li\u003e\n\u003cli\u003eBright nebulae\u003c\/li\u003e\n\u003cli\u003eTravel astronomy\u003c\/li\u003e\n\u003cli\u003eCompact astrophotography\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-MK105-Planetary-Observation-Moon-Planets.jpg?v=1776244544\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMK105\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptical Design\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMaksutov-Cassegrain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAperture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e105mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocal Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1365mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocal Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ef\/13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFocuser\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInternal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReflectivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 99%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVixen-style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTube Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e377mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTube Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e119mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2193g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAdapter Thread\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM42x0.75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Svbony","offers":[{"title":"Default Title","offer_id":57296246014284,"sku":"F9382A","price":199.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SVBONY-MK105-Maksutov-Telescope.webp?v=1776243254"},{"product_id":"svbony-mk90-90mm-maksutov-cassegrain-ota-telescope","title":"SVBONY MK90 90mm Maksutov-Cassegrain OTA Telescope","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eSVBONY MK90 90mm Portable Maksutov-Cassegrain Telescope OTA\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSVBONY MK90 Maksutov-Cassegrain Telescope\u003c\/strong\u003e is a highly portable \u003cstrong\u003e90mm optical tube assembly\u003c\/strong\u003e built for \u003cstrong\u003elunar, planetary, wildlife, and long-range terrestrial observation\u003c\/strong\u003e. Combining a sharp \u003cstrong\u003e90mm aperture\u003c\/strong\u003e with a long \u003cstrong\u003e1250mm focal length (f\/13.9)\u003c\/strong\u003e, it delivers crisp, high-contrast views in a compact travel-friendly metal OTA.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/f9382b-10_20250806135334_0452.jpg?v=1774946152\" alt=\"SVBONY MK90 90mm portable Maksutov-Cassegrain telescope OTA\"\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003ePrecision-Calibrated Maksutov Optics\u003c\/h3\u003e\n\u003cp\u003eEach MK90 is \u003cstrong\u003efactory calibrated through three precision alignment processes\u003c\/strong\u003e before shipment, ensuring it arrives ready for immediate use. Its \u003cstrong\u003etwo-element Maksutov-Cassegrain optical design\u003c\/strong\u003e delivers sharp detail with excellent contrast for both astronomical and terrestrial targets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv class=\"tab-pane fade show active\" id=\"tab-1101\" role=\"tabpanel\"\u003e\n\u003cdiv class=\"product-description rte pl-0 px-0 container\"\u003e\n\u003cdiv class=\"d-lg-block d-none\"\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6386763495481873639879280.jpg?v=1776247139\"\u003e\u003c\/p\u003e\n\u003carticle data-clipboard-cangjie='[\"root\",{},[\"p\",{},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"bold\":true,\"fonts\":{\"ascii\":\"Calibri\",\"cs\":\"Calibri\",\"eastAsia\":\"微软雅黑\",\"hAnsi\":\"Calibri\",\"hint\":\"default\"},\"sz\":12,\"szUnit\":\"pt\",\"data-type\":\"leaf\"},\"Innovative Design\"]]]]'\u003e\n\u003cp\u003e\u003cspan\u003eSVBONY MK90 Maksutov-Cassegrain Telescope is a compact and portable OTA, precision-calibrated through three processes before leaving the factory to ensure immediate readiness for use. Featuring a Vixen-style dovetail design, it offers ease of installation. Additionally, it utilizes a tapered baffle tube to minimize stray light, enhancing your viewing experience. It is designed for both amateur astronomers and nature lovers seeking high-quality, detailed observations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eEnhance Image Contrast\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6386763472145560026834430.jpg?v=1776247138\"\u003e\u003c\/p\u003e\n\u003carticle data-clipboard-cangjie='[\"root\",{},[\"p\",{\"jc\":\"left\",\"rPr\":{\"bold\":false,\"fonts\":{\"ascii\":\"Calibri\",\"cs\":\"Calibri\",\"eastAsia\":\"微软雅黑\",\"hAnsi\":\"Calibri\",\"hint\":\"default\"},\"sz\":12,\"szUnit\":\"pt\"}},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"bold\":false,\"fonts\":{\"ascii\":\"Calibri\",\"cs\":\"Calibri\",\"eastAsia\":\"微软雅黑\",\"hAnsi\":\"Calibri\",\"hint\":\"default\"},\"sz\":12,\"szUnit\":\"pt\",\"data-type\":\"leaf\"},\"The MK90 Maksutov-Cassegrain Telescope replaces the conventional front corrector plate of a Schmidt with a convex meniscus lens. This design results in a smaller secondary mirror, limiting obstruction and increasing contrast while eliminating the need for periodic collimation.\"]]]]'\u003e\n\u003cp\u003e\u003cspan\u003eDesigned with advanced structure and two-element optics, this astronomical Mak telescope OTA has achieved a significant leap in observation quality. You can enjoy the thrill of astronomical observations through this two-element Maksutov-Cassegrain optics, since it can provide crisp and clear image. Moreover, it is capable of effectively blocking and absorbing stray light; enhances the clarity and accuracy of observations; thereby improving imaging quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003carticle data-clipboard-cangjie='[\"root\",{},[\"p\",{},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"bold\":true,\"fonts\":{\"ascii\":\"Calibri\",\"cs\":\"Calibri\",\"eastAsia\":\"微软雅黑\",\"hAnsi\":\"Calibri\",\"hint\":\"default\"},\"sz\":12,\"szUnit\":\"pt\",\"data-type\":\"leaf\"},\"Portable \u0026amp; Durable\"]]]]'\u003e\n\u003ch2\u003e\u003cspan\u003eDesign Craftmanship\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6386763502694863351849700.jpg?v=1776247138\"\u003e\u003c\/p\u003e\n\u003carticle data-clipboard-cangjie='[\"root\",{},[\"p\",{\"jc\":\"left\",\"rPr\":{\"bold\":false,\"fonts\":{\"ascii\":\"Calibri\",\"cs\":\"Calibri\",\"eastAsia\":\"微软雅黑\",\"hAnsi\":\"Calibri\",\"hint\":\"default\"},\"sz\":12,\"szUnit\":\"pt\"}},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"bold\":false,\"fonts\":{\"ascii\":\"Calibri\",\"cs\":\"Calibri\",\"eastAsia\":\"微软雅黑\",\"hAnsi\":\"Calibri\",\"hint\":\"default\"},\"sz\":12,\"szUnit\":\"pt\",\"data-type\":\"leaf\"},\"Crafted with a sturdy metal construction, this telescope is perfect for grab-and-go observing. It withstands the rigors of travel, ensuring you can take it on any outdoor adventure without worrying about bumps and knocks.\"]]]]'\u003e\n\u003cp\u003e\u003cspan\u003eMk90 telescope is equipped with a rigorous 3 screws for fixation; 3 pairs of calibration screws; It can provide dual protection, enhancing your observational experience.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/article\u003e\n\u003c\/article\u003e\n\u003c\/article\u003e\n\u003carticle data-clipboard-cangjie='[\"root\",{},[\"p\",{},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"bold\":true,\"fonts\":{\"ascii\":\"Calibri\",\"cs\":\"Calibri\",\"eastAsia\":\"微软雅黑\",\"hAnsi\":\"Calibri\",\"hint\":\"default\"},\"sz\":12,\"szUnit\":\"pt\",\"data-type\":\"leaf\"},\"Versatile Compatibility\"]]]]'\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6386763506148697666431374.jpg?v=1776247138\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6386763506185660411818477.jpg?v=1776247139\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6386763506217547188118787.jpg?v=1776247138\" alt=\"\"\u003e\u003c\/p\u003e\n\u003carticle data-clipboard-cangjie=\"[\u0026quot;root\u0026quot;,{},[\u0026quot;p\u0026quot;,{\u0026quot;jc\u0026quot;:\u0026quot;left\u0026quot;,\u0026quot;rPr\u0026quot;:{\u0026quot;bold\u0026quot;:false,\u0026quot;fonts\u0026quot;:{\u0026quot;ascii\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;cs\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;eastAsia\u0026quot;:\u0026quot;微软雅黑\u0026quot;,\u0026quot;hAnsi\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;hint\u0026quot;:\u0026quot;default\u0026quot;},\u0026quot;sz\u0026quot;:12,\u0026quot;szUnit\u0026quot;:\u0026quot;pt\u0026quot;}},[\u0026quot;span\u0026quot;,{\u0026quot;data-type\u0026quot;:\u0026quot;text\u0026quot;},[\u0026quot;span\u0026quot;,{\u0026quot;bold\u0026quot;:false,\u0026quot;fonts\u0026quot;:{\u0026quot;ascii\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;cs\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;eastAsia\u0026quot;:\u0026quot;微软雅黑\u0026quot;,\u0026quot;hAnsi\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;hint\u0026quot;:\u0026quot;default\u0026quot;},\u0026quot;sz\u0026quot;:12,\u0026quot;szUnit\u0026quot;:\u0026quot;pt\u0026quot;,\u0026quot;data-type\u0026quot;:\u0026quot;leaf\u0026quot;},\u0026quot;The Vixen-style dovetail mount allows for easy attachment to most mounts, providing you with versatile compatibility for your observing needs. Whether you're setting up at home or in a remote location, you'll have the flexibility to attach your telescope to your preferred mount.\u0026quot;]]]]\"\u003e\n\u003cp\u003e\u003cspan\u003eThe UNC ¼-20 standard photographic threaded mount; 70mm 75° Vixen standard dovetail plate; easily mounting astronomical Mak telescope OTA with other equipment such as tripod or mount.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/article\u003e\n\u003c\/article\u003e\n\u003carticle data-clipboard-cangjie='[\"root\",{},[\"p\",{},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"bold\":true,\"fonts\":{\"ascii\":\"Calibri\",\"cs\":\"Calibri\",\"eastAsia\":\"微软雅黑\",\"hAnsi\":\"Calibri\",\"hint\":\"default\"},\"sz\":12,\"szUnit\":\"pt\",\"data-type\":\"leaf\"},\"Enhanced Viewing Experience\"]]]]'\u003e\n\u003ch2\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h2\u003e\n\u003ch2\u003e\n\u003cspan\u003eIdeal for Various Observations\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003c\/article\u003e\n\u003carticle data-clipboard-cangjie='[\"root\",{},[\"p\",{\"jc\":\"left\",\"rPr\":{\"bold\":false,\"fonts\":{\"ascii\":\"Calibri\",\"cs\":\"Calibri\",\"eastAsia\":\"微软雅黑\",\"hAnsi\":\"Calibri\",\"hint\":\"default\"},\"sz\":12,\"szUnit\":\"pt\"}},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"bold\":false,\"fonts\":{\"ascii\":\"Calibri\",\"cs\":\"Calibri\",\"eastAsia\":\"微软雅黑\",\"hAnsi\":\"Calibri\",\"hint\":\"default\"},\"sz\":12,\"szUnit\":\"pt\",\"data-type\":\"leaf\"},\"The conical extinction tube effectively prevents stray light from interfering with your viewing experience, ensuring you see crisp, clear images of celestial bodies and distant objects.\"]]]]'\u003e\n\u003carticle data-clipboard-cangjie='[\"root\",{},[\"p\",{},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"bold\":true,\"fonts\":{\"ascii\":\"Calibri\",\"cs\":\"Calibri\",\"eastAsia\":\"微软雅黑\",\"hAnsi\":\"Calibri\",\"hint\":\"default\"},\"sz\":12,\"szUnit\":\"pt\",\"data-type\":\"leaf\"},\"Ideal for Various Observations\"]]]]'\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6386763475686847706311491.jpg?v=1776247138\" alt=\"\"\u003e\u003c\/p\u003e\n\u003carticle data-clipboard-cangjie=\"[\u0026quot;root\u0026quot;,{},[\u0026quot;p\u0026quot;,{\u0026quot;jc\u0026quot;:\u0026quot;left\u0026quot;,\u0026quot;rPr\u0026quot;:{\u0026quot;bold\u0026quot;:false,\u0026quot;fonts\u0026quot;:{\u0026quot;ascii\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;cs\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;eastAsia\u0026quot;:\u0026quot;微软雅黑\u0026quot;,\u0026quot;hAnsi\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;hint\u0026quot;:\u0026quot;default\u0026quot;},\u0026quot;sz\u0026quot;:12,\u0026quot;szUnit\u0026quot;:\u0026quot;pt\u0026quot;}},[\u0026quot;span\u0026quot;,{\u0026quot;data-type\u0026quot;:\u0026quot;text\u0026quot;},[\u0026quot;span\u0026quot;,{\u0026quot;bold\u0026quot;:false,\u0026quot;fonts\u0026quot;:{\u0026quot;ascii\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;cs\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;eastAsia\u0026quot;:\u0026quot;微软雅黑\u0026quot;,\u0026quot;hAnsi\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;hint\u0026quot;:\u0026quot;default\u0026quot;},\u0026quot;sz\u0026quot;:12,\u0026quot;szUnit\u0026quot;:\u0026quot;pt\u0026quot;,\u0026quot;data-type\u0026quot;:\u0026quot;leaf\u0026quot;},\u0026quot;With its high-performance optics and versatile design, the MK90 Maksutov-Cassegrain Telescope is ideal for detailed\u0026quot;],[\u0026quot;span\u0026quot;,{\u0026quot;bold\u0026quot;:false,\u0026quot;fonts\u0026quot;:{\u0026quot;ascii\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;cs\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;eastAsia\u0026quot;:\u0026quot;微软雅黑\u0026quot;,\u0026quot;hAnsi\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;hint\u0026quot;:\u0026quot;eastAsia\u0026quot;},\u0026quot;sz\u0026quot;:12,\u0026quot;szUnit\u0026quot;:\u0026quot;pt\u0026quot;,\u0026quot;data-type\u0026quot;:\u0026quot;leaf\u0026quot;},\u0026quot; \u0026quot;],[\u0026quot;span\u0026quot;,{\u0026quot;bold\u0026quot;:false,\u0026quot;fonts\u0026quot;:{\u0026quot;ascii\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;cs\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;eastAsia\u0026quot;:\u0026quot;微软雅黑\u0026quot;,\u0026quot;hAnsi\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;hint\u0026quot;:\u0026quot;default\u0026quot;},\u0026quot;sz\u0026quot;:12,\u0026quot;szUnit\u0026quot;:\u0026quot;pt\u0026quot;,\u0026quot;data-type\u0026quot;:\u0026quot;leaf\u0026quot;},\u0026quot;lunar, and planetary observations. It's also great for terrestrial viewing, making it a perfect choice for both astronomers and nature enthusiasts.\u0026quot;]]]]\"\u003e\n\u003cp\u003e\u003cspan\u003eWith its high-performance optics and versatile design, the MK90 Maksutov-Cassegrain Telescope is ideal for detailed lunar, and planetary observations. It's also great for terrestrial viewing, making it a perfect choice for both astronomers and nature enthusiasts.\u003c\/span\u003e\u003c\/p\u003e\n\u003carticle data-clipboard-cangjie='[\"root\",{},[\"p\",{},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"bold\":true,\"fonts\":{\"ascii\":\"Calibri\",\"cs\":\"Calibri\",\"eastAsia\":\"微软雅黑\",\"hAnsi\":\"Calibri\",\"hint\":\"default\"},\"sz\":12,\"szUnit\":\"pt\",\"data-type\":\"leaf\"},\"Complete Accessory Set\"]]]]'\u003e\n\u003ch2\u003e\u003cspan\u003eThe Combination Bundle\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6386763480413916913839989.jpg?v=1776247138\" alt=\"\"\u003e\u003c\/p\u003e\n\u003carticle data-clipboard-cangjie=\"[\u0026quot;root\u0026quot;,{},[\u0026quot;p\u0026quot;,{\u0026quot;jc\u0026quot;:\u0026quot;left\u0026quot;,\u0026quot;rPr\u0026quot;:{\u0026quot;bold\u0026quot;:false,\u0026quot;fonts\u0026quot;:{\u0026quot;ascii\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;cs\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;eastAsia\u0026quot;:\u0026quot;微软雅黑\u0026quot;,\u0026quot;hAnsi\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;hint\u0026quot;:\u0026quot;default\u0026quot;},\u0026quot;sz\u0026quot;:12,\u0026quot;szUnit\u0026quot;:\u0026quot;pt\u0026quot;}},[\u0026quot;span\u0026quot;,{\u0026quot;data-type\u0026quot;:\u0026quot;text\u0026quot;},[\u0026quot;span\u0026quot;,{\u0026quot;bold\u0026quot;:false,\u0026quot;fonts\u0026quot;:{\u0026quot;ascii\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;cs\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;eastAsia\u0026quot;:\u0026quot;微软雅黑\u0026quot;,\u0026quot;hAnsi\u0026quot;:\u0026quot;Calibri\u0026quot;,\u0026quot;hint\u0026quot;:\u0026quot;default\u0026quot;},\u0026quot;sz\u0026quot;:12,\u0026quot;szUnit\u0026quot;:\u0026quot;pt\u0026quot;,\u0026quot;data-type\u0026quot;:\u0026quot;leaf\u0026quot;},\u0026quot;Your purchase includes the M90 Maksutov-Cassegrain OTA, a versatile dovetail mounting base, a Vixen-style dovetail plate-70mm, an objective lens cover, and a 1.25-inch dust plug. This complete set ensures you're ready for any observing session, whether you're exploring the night sky or observing nature during the day.\u0026quot;]]]]\"\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6387245933291949295291709.jpg?v=1776247139\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/article\u003e\n\u003c\/article\u003e\n\u003c\/article\u003e\n\u003c\/article\u003e\n\u003c\/article\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Svbony","offers":[{"title":"Default Title","offer_id":57296897245516,"sku":"F9382B","price":129.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/f9382b-10_20250806135334_0452.jpg?v=1776247138"},{"product_id":"svbony-sv550-122mm-f7-triplet-apo-refractor-telescope-ota","title":"SVBONY SV550 122mm f\/7 Triplet APO Refractor Telescope OTA","description":"\u003ch2 class=\"product-single__title\"\u003e\u003cspan\u003eSVBONY SV550 APO Refractor Telescope - One Small Upgrade, One Giant Leap\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe SV550 APO triplet refractor is a compact refractor with 122mm aperture, f\/7 focal ratio and 854mm focal length, a great travel telescope for astrophotography and observation. The APO refractor is an absolutely upgraded version of the SV550 80mm. The refractor gathers more light, and offers more clear and detailed images, suitable for deep sky photography and observation, for galaxies, nebulae, star clusters and even some fainter deep sky objects, due to the higher limiting magnitude.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"product-single__title\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6385784895283427625872940.jpg?v=1776249863\" alt=\"\"\u003e\u003c\/h2\u003e\n\u003ch2\u003e\n\u003cspan\u003eSV550 122 F7 APO Refractor Telescope for Deep Sky Astrophotography\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe OTA weighs only 6.44kg\/ 14.18lb, easy to carry out when fitting into the carrying case. The length of the \u003cstrong\u003edovetail \u003c\/strong\u003eis  as high as \u003cstrong\u003e300mm\u003c\/strong\u003e, longer than the length of most dovetails. It can maintain the balance to the greatest extent, and it will be more convenient in the adjustment process. The entire tube rings have \u003cstrong\u003e26 screw\u003c\/strong\u003e holes + a mounting screw handle. Such tube rings with so many screw holes can be \u003cstrong\u003ecompatible\u003c\/strong\u003e with more equipment installations, like Smart WIFI device, guide scope, astronomy camera etc., meeting various needs of installations.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6385784897381725555232590.jpg?v=1776249863\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cul class=\"a-unordered-list a-vertical\"\u003e\n\u003cli\u003e\n\u003ch3\u003e\u003cspan\u003e\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"a-text-bold\"\u003eFPL51 Triplet \u0026gt; FPL53 Doublet - Just For Better Clarity\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003e\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe SV550 122mm adopts a \u003cstrong\u003eFPL-51 triplet apochromatic lens\u003c\/strong\u003e structure which contains one piece of ED glass. The triplet lens provides better correction of aberration and significantly reduces chromatic aberration and enhance the clarity and sharpness.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6385784901439840897602031.jpg?v=1776249863\" alt=\"\"\u003e\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul class=\"a-unordered-list a-vertical\"\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6385784903500594048728014.jpg?v=1776249863\" alt=\"\"\u003e\u003c\/h2\u003e\n\u003ch2\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eR\u0026amp;P Dual Speed Focuser\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe gear ratio of the dual speed 2.5-inch toothed focuser is 1: 10, which makes it easy to achieve accurate focus. The dual speed focuser can provide two focusing speeds by using a set of co-axial knobs, for fast focusing and fine focusing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6385784906495488411926031.jpg?v=1776249863\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eAluminium Alloy \u0026amp; CNC Machined\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe SV550 refractor is designed with Aluminium Alloy \u0026amp; CNC Machined, which makes it have high quality for harsh environments and longer lifespan.\u003c\/span\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6382336787141104678125833.jpg?v=1776249863\" alt=\"\"\u003e\u003c\/h2\u003e\n\u003ch3\u003e\n\u003cspan\u003eCompatible With 2-inch Interface \u0026amp; M63*1 Threads\u003c\/span\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe SV550 refractor is compatible with 2-inch and M63*1 accessories. The front is a 2-inch adapter for connecting a camera or 2-inch accessories; Rotating off the adapter, here threaded the M63*1 threads, for connecting the SV209 field flattener or other M63*1 accessories.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6385784908590904909764432.jpg?v=1776249864\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003cspan\u003eLock Screw - Tighten The Lock To Prevent Focus Issue\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe entire tube rings have 26 screw holes + a mounting screw handle. Such tube rings with so many screw holes can be compatible with more equipment installations, like Smart WIFI device, guide scope, astronomy camera etc., meeting various needs of installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6382336860672493845533977.jpg?v=1776249864\" alt=\"\"\u003e   \u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003cspan\u003e  For EAF Installation\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThis SV550 122 APO is compatible with EAF focuser. To install the EAF, first you should remove the screw completely as shown. Then look inside the hole and slowly rotate the focuser until you see another set screw inside the hole. This screw actually secures the focusing knob to the shaft. Insert a wrench and loosen this screw. Note that there may be two of these screws, so rotate the focusing shaft one turn to be sure. The focus knob will slide off after that.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6385784911183663287134031.jpg?v=1776249863\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003e\u003cstrong\u003eThe Overview of The APO SV550\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e \u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1. A 122mm aperture upgraded-An aperture upgrade, a big step stride\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2. FPL51 Triplet\u0026gt;FPL53 Doublet-Just for better clarity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e3. Multifunctional ring tube-Unlock more measures, experience diverse pleasures\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6382336968295659233955405.jpg?v=1776249864\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003e\n\u003cspan\u003e\u003cstrong\u003eFor Visual Observation \u0026amp; Astrophotography\u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe f\/7 SV550 APO OTA Refratcor 122mm is a great travel telescope for both visual observation and astrophotography.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/F9381C_20260116101751_8223.webp?v=1776249863\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Svbony","offers":[{"title":"Default Title","offer_id":57297533534540,"sku":"F9381C","price":1209.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/SV550APO122mm.jpg?v=1776250757"},{"product_id":"svbony-sv550-80mm-f6-triplet-apo-refractor-telescope-ota","title":"SVBONY SV550 80mm f\/6 Triplet APO Refractor Telescope OTA","description":"\u003ch2\u003eSVBONY SV550 80mm f\/6 Triplet APO Refractor OTA\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSVBONY SV550 80mm f\/6\u003c\/strong\u003e is a premium \u003cstrong\u003etriplet apochromatic refractor telescope\u003c\/strong\u003e designed for both \u003cstrong\u003evisual astronomy and deep-sky astrophotography\u003c\/strong\u003e. With its compact 80mm aperture, fast \u003cstrong\u003e480mm focal length\u003c\/strong\u003e, and travel-friendly footprint, it is an outstanding choice for wide-field nebula imaging, star clusters, Milky Way targets, and grab-and-go visual observing.\u003c\/p\u003e\n\n\u003ch3\u003eTriplet APO Optics with S-FPL51 ED Glass\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the SV550 is a precision \u003cstrong\u003e3-element apochromatic objective\u003c\/strong\u003e using \u003cstrong\u003eone S-FPL51 low-dispersion ED element\u003c\/strong\u003e paired with two correction elements. This advanced triplet design delivers excellent colour correction, dramatically reduces blue fringing, and produces pinpoint stars with excellent contrast across the frame.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6385786260865097382914658.jpg?v=1776250446\" alt=\"SVBONY SV550 80mm triplet APO refractor telescope\"\u003e\u003c\/p\u003e\n\n\u003ch2\u003ePrecision 3-Element Objective for Cleaner Stars\u003c\/h2\u003e\n\u003cp\u003eThe apochromatic triplet lens structure is optimised for astrophotography, improving overall sharpness and edge correction while maintaining natural star colour fidelity. This makes the SV550 80mm an excellent match for modern cooled CMOS cameras and full-frame imaging setups when paired with a field flattener.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6385786268366263966649124.jpg?v=1776250446\" alt=\"SVBONY SV550 80mm triplet APO optical design\"\u003e\u003c\/p\u003e\n\n\u003ch2\u003e2.5\" Dual-Speed 1:10 Focuser\u003c\/h2\u003e\n\u003cp\u003eThe oversized \u003cstrong\u003e2.5-inch rack-and-pinion focuser\u003c\/strong\u003e with \u003cstrong\u003e1:10 fine focus reduction\u003c\/strong\u003e provides smooth, accurate focusing for both visual use and long-exposure imaging. The wider focuser base also helps reduce vignetting when connecting larger full-frame cameras and imaging trains.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6385786269457637911148658.jpg?v=1776250446\" alt=\"SVBONY SV550 80mm 2.5 inch dual-speed focuser\"\u003e\u003c\/p\u003e\n\n\u003ch2\u003eInternal Stray Light Suppression\u003c\/h2\u003e\n\u003cp\u003eFour internal \u003cstrong\u003elight suppression baffles\u003c\/strong\u003e are built into the optical tube to minimise internal reflections and stray light interference. This improves background darkness, contrast, and overall image quality—especially valuable when imaging faint nebulae and star fields.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6385786270626150129582176.jpg?v=1776250446\" alt=\"SVBONY SV550 internal baffling stray light suppression\"\u003e\u003c\/p\u003e\n\n\u003ch2\u003eWide-Field 480mm Focal Length\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e480mm focal length\u003c\/strong\u003e offers an ideal balance between field of view and resolution, making this refractor superb for larger deep-sky objects such as the North America Nebula, Rosette, Heart \u0026amp; Soul, Andromeda Galaxy, and wide Milky Way mosaics.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6385786271835488327914161.jpg?v=1776250446\" alt=\"SVBONY SV550 80mm 480mm focal length APO refractor\"\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/6386891697345894694624712.jpg?v=1776250446\" alt=\"SVBONY SV550 80mm focuser adapter and field flattener compatibility\"\u003e\u003c\/p\u003e\n\n\u003ch2\u003eEasy Field Flattener Installation\u003c\/h2\u003e\n\u003cp\u003eFor astrophotographers using the \u003cstrong\u003eSV209 field flattener\u003c\/strong\u003e, the rear 2-inch adapter can be easily removed by loosening the three side screws with an Allen key. This allows direct threaded installation for a more secure imaging train and optimised back-focus spacing.\u003c\/p\u003e\n\n\u003cp\u003eIf the focuser adapter ever loosens during use, the same screws can be re-tightened to restore perfect mechanical stability.\u003c\/p\u003e","brand":"Svbony","offers":[{"title":"Default Title","offer_id":57297556570444,"sku":"F9381A","price":479.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/files\/svbony-sv550-80mm-ed-x2-f6-triplet-telescope-apo-ota-237053.webp?v=1776250757"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/4506\/6060\/collections\/Svbony_Logo.png?v=1776195109","url":"https:\/\/svbonyuk.com\/collections\/svbony-telescopes.oembed","provider":"SVBONY UK ","version":"1.0","type":"link"}