The Celestron 3-inch mount screws directly onto the large 3-inch diameter rear cell thread of the Celestron C11 and C14 Schmidt Cassegrain Telescopes. This mount presents the OPTEC-3600 dovetail for attachment of any device with an OPTEC-3600 receiver including the TCF-S3, IFW-3, and Pyxis 3" rotator.
- Overall Height: 1.05" (26.8mm)
- Clear Aperture: 3.2" (81.3mm)
- Weight: 3.4 oz (95 g)
- Back-focus Usage: -0.26" (-6.6mm)**
- Telescope Side Connection: Celestron 3-1/4" female thread
- Camera Side Connection: OPTEC-3600 male dovetail
** See pdf below. Celestron measures their back-focus distance from the top (last) thread. Our #17803 adapter effectively provides additional back-focus by about 6.6mm.
- Celestron classic 11", 14" SCT,
- Celestron CPC 11", 14" SCT,
- Celestron C9-1/4-A XLT, C11-A XLT, C14-A XLT OTA,
- Celestron EdgeHD 9.25, 11, 14 OTA.