Svbony OAG & Filter Drawer: SV238 Off-Axis Guider & SV226p

SVBONY SV226P Filter Drawer & Off-Axis Guider – Complete Astrophotography Solution

All-in-One Filter Drawer and Off-Axis Guider for Precision Astrophotography

The SVBONY SV226P is a versatile, high-precision system combining a light-tight filter drawer and an adjustable off-axis guider (OAG) in one compact package. Designed for astrophotographers who demand stability, flexibility, and ease of use, this system eliminates light leaks, ensures precise guiding, and supports both 1.25" and 2" filters—all while maintaining compatibility with a wide range of telescopes and cameras.

Off-Axis Guider (OAG) Features

Large Prism Design
Provides a wider field of view for higher guiding accuracy, reducing tracking errors.

Adjustable Prism Height
Allows precise alignment with different cameras and telescopes for optimal performance.

Dual Helical Focuser
Enables fast and stable focusing, preventing star trailing caused by inaccurate guiding.

CNC-Machined Housing
Ensures high durability and resistance to temperature fluctuations and deformation during outdoor use.

Broad Compatibility
Supports APS-C and smaller sensors.

Thread Compatibility
Works with M54, M48, and M42 threads for quick and flexible setup.

Included Adapters
M48, M54–M42, M48–M42 for seamless integration with your equipment.

Off-Axis Guider Specifications

Prism Size: 8 x 14 mm
OAG Housing Thickness: 12.5 mm
M48x0.75: 4 mm
M54x0.75: 5 mm
Telescope Connection: M54 / M48 / M42 (includes M48–M42 adapter)
Main Camera Connection: M54 (internal thread)
Guiding Camera Connection: M42 x 0.75 (compatible with most guiding cameras)
Adjustable Prism Height: Supported
Compatible Camera Sensors: Up to APS-C
Recommended Guiding Sensor Size: 1/3"–1/1.8"

Filter Drawer Features

2-in-1 Design
Compatible with mounted 1.25" and 2" filters, offering maximum flexibility.

Strong Magnets
Two pairs of powerful magnets ensure secure, quick, and comfortable filter installation and removal.

OAG Compatibility
Twelve M2.5 inner threads on the telescope side for stable OAG attachment.

High-Precision CNC Machining
One-piece aluminum construction for optimal quality and durability.

Adjustable Tension
Side clamping screw eliminates play and provides double protection for users.

Thread Compatibility
Includes an M42-to-M48 adapter to resolve thread compatibility issues.

Filter Drawer Specifications

Brand: SVBONY
Model: SV226P
Product Name: Filter Drawer
Thickness: 21 mm
Supported Filter Sizes: 1.25" & 2"
Material: Aluminum
Camera-Side Thread: M42 x 0.75 (male)
Filter Holder Thread: M48 x 0.75 / M28.5 x 0.6 (female)
Telescope-Side Thread: M48 x 0.75 (female)

What’s in the Box?

1x Filter Drawer Frame
2x 2" Filter Drawers
1x 2" to 1.25" Filter Adapter
1x M42F-to-M48M Adapter
1x Off-Axis Guider (OAG) with Dual Helical Focuser
1x M48–M42 Adapter
1x Plastic Storage Box

Compatibility

Telescopes with M54, M48, or M42 threads
APS-C and smaller camera sensors
1.25" and 2" filters
Most guiding cameras (M42 x 0.75 connection)
Off-Axis Guiding (OAG) setups