Bresser 208mm F/3.9 Newtonian OTA Telescope
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Bresser 208mm F/3.9 Newtonian OTA Telescope - BR-N20839
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.
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|