Celestron T-Adapter, (C5/8/91/4/11/14) For all Schmidt-Cassegrains. It threads onto the rear cell. A T-Adapter allows you to attach your 35mm SLR camera to the prime focus of your telescope or spotting scope. This arrangement is used for terrestrial...

Celestron T-Adapter, Universal - 11/4" Universal 1¼" T-Adapter fits (drop in style) any type of telescope that uses a 1¼" focuser or visual back. A T-Adapter allows you to attach your 35mm SLR camera to the prime focus of your...

Visual Back - 1.25" This accessory is used to adapt the threads on all Schmidt-Cassegrain models for use with 1.25" accessory items. This includes diagonals, straight through viewing with eyepieces, etc. This item comes standard with all...

GTO 2" to 1.25" adapter for using 1.25" with non-marring brass insert ring

The Lumicon 1.25in Male - 2in Female Adapte, LA1055, drops into 1.25" eyepiece holders and accepts 2" eyepieces and accessories. Includes 1.25" filter threads.

The Lumicon Low-Profile 2" Prime Focus Adapte, LA1080, drops into 2" eyepiece holder and presents male T-threads (42mm x 0.75mm) for T-ring attachment.  For prime focus photography where back-focus is critical, and where 2"...

The Lumicon Female T-Thread - 1.25" Female Adapter, the LA1070, threads onto male T-Threads (42mm x 0.75mm) and accepts 1.25" eyepieces & accessories.

The Lumicon 1.25" Male - C-Thread Male Web Cam/Video Adapter, the LA1085,is for prime-focus photography with video cameras that use C-threads (web cams, etc).  Drops into 1.25" eyepiece holder; presents male "C-threads" (1"...

Short 2" Extension Tube   Provides 1 3/8" of additional focus travel to the rear. Uses compression ring.