Celestron SLR (35mm OR Digital) Camera Adapter for 5.0", 6.0", 8.0" & 11.0" Schmidt-Cassegrain Telescopes - Requires Camera-Specific T-Mount Adapter Cameras & Camcorders DB-9 Female to DB-9 Female

DB-9 Female to DB-9 Female Connector

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The Camera Tethers work with any GoPro (or third-party) housing that has an eyehole for a lanyard

Successfully tested cameras include the Sony a7S on the small end

Celestron SLR (35mm OR Digital) Camera Adapter for 5.0", 6.0", 8.0" & 11.0" Schmidt-Cassegrain Telescopes - Requires Camera-Specific T-Mount Adapter Cameras & Camcorders DB-9 Female to DB-9 FemaleUltratelephoto photography is easily achieved with your telescope by purchasing this SLR camera adapter. You'll need to take precautions to minimize vibrations, such as locking up the mirror if possible as well as using a cable release or remote control to fire the shutter. First, remove the eyepiece. Next, attach the SLR camera adapter where the eyepiece would normally be attached to the telescope, and screw in a t mount adapter to the opposite end