FTM-CPC9.25---Feather Touch® Micro Focuser for Celestron CPC-9.25, C9.25 Edge HD, Schmidt-Cassegrain Telescope Feather Touch® Micro Telescope Focuser for Celestron CPC-9.25 Schmidt-Cassegrain Telescope 2 Celestron Versions: If your telescope is less than a few years old, check the style of the back cell to see which version of the Feather Touch® SCT Micro Focuser you need: If your telescope has a flat back (left picture), you need the standard "C" Micro Focuser. If your telescope has a triangular pattern on the back (right picture), you will need the "CPC" version of the Micro Focuser. Delivered with: Starlight 10:1 Micro Transmission for Celestron CPC and EHD 925