SKYWATCHER NOMAD 2x FOCAL EXTENDER TOE Optical design Ritchey-Chrétien Diameter 406

Optical design Ritchey-Chrétien Diameter 406 mm Focal length 3250 mm Focal ratio f/8 Linear obstruction 170 mm Corrected field 35 mm (70 mm with optional corrector) Backfocus distance 288 mm from rear cell Focuser thread M77 x 1 female

Featuring a large 36

tiltable & heated Connection telescope side

The reflecting surface of this antenna (the primary reflector) is composed of an aluminium mesh with 3×4 mm holes for optimum reflectivity of radio waves with frequencies up to 5 GHz

Cartes du Ciel

SKYWATCHER NOMAD 2x FOCAL EXTENDER TOE Optical design Ritchey-Chrétien Diameter 406The Sky Watcher Nomad 2x Focal Extender is a premium optical accessory that multiplies the magnification of any 2" or 1. 25 eyepiece by two times, enabling high resolution views of the Moon, planets, and other celestial objects. Engineered with a 4 element optical design and high refractive index glass, it delivers sharp, high contrast images with minimal chromatic aberration. Fully multi coated surfaces, blackened lens edges, and anti reflective