Optec-3000 3" to 2" Collet Precision Centering Adapter
Price as Configured: $145.00
The #19825 Precision Centering Collect adapter allows equipment with a 2-inch drawtube adapter to be attached behind 3-inch OPTEC-3000 equipment including the TCF-S3, IFW-3, and Pyxis 3" rotator.
This adapter includes a brass machined centering collet includes a specially designed brass compression ring which self-centers when tightened. To use simply twist the locking collar counter clockwise to allow insertion of your 2-inch eyepiece or camera nosepiece, then twist clockwise to tighten and center. Especially designed for use with the TCF-S3 series focusers and Pyxis 3" rotators.
Camera-side Compatibility:

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- Outside Diameter: 3.75" (95mm)
- Overall Height: 1.18" (30mm)
- Clear Aperture: 2.01" (51mm)
- Weight: 6.08 oz. (172 g)
- Compression Ring: machined 360 brass
- Back-focus Usage: 0.45" (11.5 mm)
- Telescope Side Connection: OPTEC-3000 Dovetail
- Camera Side Connection: 2" Receiver