One side standard 1.25" barrel;fits 1.25" telescope focuser or other accessories
For one high quality c-mount (male thread) to 1.25" (fit any telescope with 1.25" eyepiece tube) eyepiece convertor for telescopes
See the moon or even local scenery from your living room hdtv with a c-mount video cam or any device with a vga socket;the inside of the adapter is fully threaded to minimize reflections;made of black anodized aluminum
Threaded for standard 1.25" eyepiece filters;allows you use an astro filter for better imaging experience
The telescope adapter has a diameter of 1.25 inches for insertion in place of a 1.25 inch telescope eyepiece;allows the camera to be put into standard 1.25" eyepiece holders