Imaging, Category Path: Imaging

Sky-Watcher 0.9x Reducer/Corrector for Evolux 82mm 0.9x thread-on reducer/corrector produces a flat field across the entire image while shortening exposure time by 24%. Optimized for Evolux 82mm refractors. 82mm, f/5.8, 477mm focal length 55mm back...

Kendrick Astro Bahtinov Focusing mask for 80 mm optic First of all, the masks come with three adjustable rubber bumpers. This allows them to fit to a wide variety of tube diameters. Simply push the bumper to the desired location on the slot to ensure...

Sky-Watcher 0.77x Reducer/Flattener for Esprit 120   34mm fully illuminated field but can handle full frame as well 95mm back-focus (55mm when back focus spacer and M48 ring installed) Drops f/ratio from native f/7 (840mm) to f/5.4 (647mm) Reduces...