The BRESSER N20839 Newtonian with its large 208mm aperture and short 812mm focal length produces a fast, rich-field optical design perfect for wide-field deep sky astrophotography and visual observations of stellar clouds, nebulae, and galaxies. This fast newtonian features no-tool knob collimation of the primary and secondary mirrors to make precise collimation adjustments easy. Use with the optional HR Coma Corrector for pinpoint stars across the field.
Comes complete with Aluminum Tube; No Tool Secondary Collimation; ES The Bresser 208mm Newtonian includes a Finder Scope Base; 2-inch Crayford Focuser with 1.25-inch Adapter with Integrated T-thread to attach optional T-thread Ring; Cradle Rings with Slotted Handle (can be an attachment point for piggy-back cameras; and Vixen-Style Dovetail; Front and Focuser Dust Caps; Weighs 22 lbs
|Eyepieces||Accepts 1.25" and 2" Eyepieces|
|Parabolic primary mirror||208mm Diameter; Aluminum with SiO3 Overcoat; Special low expansion H-PZ33|
|Material Secondary mirror||71.45mm Minor Axis (34% Obstruction); 97% Reflective EMD Coatings; Low Thermal Expansion Borosilicate Glass|
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