QHY D1 Combo Adapter Set - 20107 iOptron CEM40 Mounts About the Celestron SkyMaster 20

About the Celestron SkyMaster 20 x 80 Binoculars

Converts SCT thread cell mounting to a 2" smooth barrel

Push it in and turn until you hear a click

including a 2" filter wheel or filter drawer

QHY D1 Combo Adapter Set - 20107 iOptron CEM40 Mounts About the Celestron SkyMaster 20The QHY D1 Combo Adapter Set is offered for the QHY600C, 128C, 410C, 367C, 268C, 247C and 168C camera (note they are all color versions) when the objective is to connect an M48 MPCC (Multi Purpose Coma Corrector from Baader, or any corrector, reducer or flattener with the same threads & back focus), requiring 55mm of back focus, with the camera and with or without the OAGM. Of course, the camera, MPCC & OAG are sold separately. This Combo D1 kit