Specifically for use in prime focus, deep-sky imaging or astrophotography with Celestron Schmidt-Cassegrain Telescopes , Celestron Radial Guider 94176 is compact and sleek in design. Celestron Radial Guider makes it possible to simultaneously photograph and guide through the optical tube assembly of your Celestron Telescope . Celestron Radial Guider also eliminates the problem of differential flexure, because you're both guiding and photographing through the telescope.
Celestron Radial Guider 94176 is compatible with Celestron C 8 Telescopes , Celestron C 9.25 Telescopes, Celestron C 11 Telescopes and Celestron C 14 Telescopes and comes with a unique prism angle adjustment screw. Celestron Radial Guider must be used with a Celestron Guiding Eyepiece, Celestron Camera T-Ring and drive corrector (dual axis preferred). Primarily for use with catadioptric telescopes, but also works on refractor telescopes having adequate back focus.
Celestron Radial Guider 94176 is a tremendous improvement over conventional off-axis guiders. Not only is the angle of the prism tunable, but Celestron Radial Guider also maintains a fixed rigid camera orientation while still offering users the freedom to move the guiding eyepiece radially about 135°.