Products

Provides a 330 mm (13 in) evenly illuminated surface Designed for telescopes up to 315 mm (12-1/2 in) in aperture Fits over dew shields and OTAs u...

Three sizes to cover large apertures: 18x18, 24x24, or 30x30 inch diffusers 255 discrete brightness levels for precise flat-field calibration USB ...

170 mm uniform electroluminescent illumination panel 270-degree motorized arm for fully remote operation Fits telescope tubes and dew shields up t...

Five-piece set with 1/2, 3/4, 1, 1-1/2, and 3-inch lengths Creates any spacing from 0.5 to 6.25 inches in 1/4-inch steps Total combined extension ...

Adapts Optec DSI 3.5"x24tpi male threads to M72x1 male threads Maintains a wide 65.0mm (2.56 in) clear aperture Consumes only 3.8mm (0.15 in) of b...

Combines precision focusing and 360° rotation in a single unit Supports heavy imaging payloads up to 10 kg (22 lb) Maintains a 95 mm (3.75 in) cle...

Connects OPTEC-4300 dovetail to DSI 3.5" female thread Designed for the Optec Gemini Focusing Rotator Consumes only 2.5 mm (0.1 in) of back-focus ...

Consumes only 31.8 mm of back-focus at full retraction Provides 8.9 mm of total travel with 0.08 µm step resolution Supports up to a 9 kg (20 lb) ...