specifically designed for use with Leica Televid spotting scopes to enable digiscoping).
It replaces the eyepiece on a spotting scope, allowing a camera body to be attached for high-magnification telephoto photography.
Specifications: It offers a focal length of 800mm with a fixed aperture of f/10.4 when paired with a Televid 77 spotting scope. The adapter requires an additional camera-specific T-mount adapter to attach to a specific camera brand or system.