$ 349.99 $ 499.99
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 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|
|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
USA Limited Warranty is one year.
Coming Soon! - $ 34.99
Features With the 50mm aperture, you can explore the Moon’s cratered surface and see intriguing planet features like Jupiter’s Galilean moons or Saturn’s rings. Two interchangeable eyepieces give you...
Features 40mm aperture is perfect for nighttime moon gazing and daytime nature watching. Two interchangeable eyepieces give you magnifications of 20x and 32x. Includes tabletop tripod and eyepiece diagonal...
$ 49.99 $ 79.99
Warranty Whether you’re looking to delve into the details of our solar system or explore inspiring deep sky treasures, the versatile Explore FirstLight™ series has an observing package...
Features This 3-in-1 viewer assembles easily, and can be quickly changed from a telescope to function as a slide viewer or microscope. With the 50mm aperture, you can explore...