Orion Focal Reducer
Best entry level focal reducer for amateur astrophotographers.
This is the essential upgrade for astrophotographers who want to capture expansive nebulae without spending all night on a single frame. By tightening your focal length, it drastically cuts exposure times and widens your view, though you will need to be more precise with your focus to maintain that crisp, deep-space clarity.
$124.99
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Who it's for
- Astrophotographers capturing large nebulae and star clusters
- Imaging enthusiasts wanting to maximize efficiency during short sessions
- Beginners looking for a simple, plug-and-play optical upgrade
Who should skip it
- Perfectionists seeking edge-to-edge sharpness in high-resolution imaging
- Users with limited focus travel or complex imaging trains
- Owners of fast Newtonian or short-refractor telescopes
Performance breakdown
Imaging Efficiency
Faster focal ratio significantly cuts down required exposure times for deep-sky targets.
Field of View
The 0.8x reduction factor captures expansive nebulae that otherwise wouldn't fit frame.
Optical Clarity
Fully multi-coated glass maintains sharp detail across the entire imaging sensor.
Build Durability
Anodized aluminum housing offers a robust, reliable feel for frequent field use.
Contrast Performance
Internal glare-threading effectively minimizes stray light reflections for deeper, darker backgrounds.
System Compatibility
Standard 2-inch barrel design integrates seamlessly with most common refractor focusers.
Key Specs
Focal Reduction Factor
0.8x
Clear Aperture
38mm
Material
Anodized aluminum
Coating
Fully multi-coated
Barrel Size
2 inches
Backfocus Requirement
55mm
Filter Compatibility
2-inch imaging filters
Connection Interface
2-inch focuser
Know before you buy
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