ScopeTronix Digi-T Digital Camera Adapter Kit for 1.25" Eyepieces with Adapter to fit Cameras with 37mm Filter Threads.

Product DescriptionThe Digi-T system is quick, secure, and easy to use. Less Vignetting - When coupling a digital camera to a telescope it is imperative that the eyepiece lens and the camera lens are as close together as possible, a separation of even 1/2" will result in an image like looking through a soda straw. When installed onto the eyepiece Digi-T is flush with the top. Thanks to Digi-T's exclusive "thread-through-thread" design the step ring then threads completely over it, adding

Source: Digital Camera and Video Store...