Optec Precision Centering Adapter
Best high precision alignment tool for dedicated astrophotography enthusiasts.
This adapter provides a reliable, self-centering connection for 2-inch accessories on larger 3-inch imaging systems. Its simple twist-lock mechanism ensures your camera or eyepiece stays perfectly aligned without the risk of marring your equipment.
$145.00
at
Optecinc
More Precision Centering Adapter options
Who it's for
- Astrophotographers seeking edge-to-edge sharpness in high-resolution frames
- Serious imagers using heavy filter wheels and large format cameras
- Mobile observers who frequently assemble and disassemble their imaging rigs
Who should skip it
- Users with tight backfocus requirements or specific optical corrector constraints
- Budget-conscious hobbyists looking for basic connectivity solutions
- Astronomers who frequently change their primary telescope hardware
Performance breakdown
Optical Alignment Precision
Self-centering mechanism virtually eliminates tilt for critical imaging sessions.
Build Quality
Robust machining ensures long-term durability under heavy accessory loads.
Ease of Use
Twist-lock design makes swapping eyepieces quick and frustration-free.
Accessory Security
Brass compression ring grips equipment firmly without marring delicate surfaces.
System Compatibility
Perfectly tailored for Optec-3000 systems, though limited to specific focusers.
Back-focus Efficiency
Compact profile preserves valuable back-focus distance for complex imaging trains.
Key Specs
Part Number
19825
Outside Diameter
95 mm
Overall Height
30 mm
Clear Aperture
51 mm
Weight
172 g
Material
360 Brass
Back-focus Usage
11.5 mm
Telescope Side Connection
OPTEC-3000 Dovetail
Camera Side Connection
2-inch Receiver
Barrel Diameter
2 inches
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