Certified Pre-Owned 208mm f/3.9 Newtonian Telescope

by Bresser
Original Price $ 679.99
Current Price $ 379.95
SKU SG-BR-N20839
BARCODE 811803031913

Certified Pre-Owned Refurbished

These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the Explore Scientific Quality Control Team to ensure the item meets our high standard. The item is then repacked, often in a new box, and prepared for shipment.

Generally these items come from one of two sources: returned, often in like new condition; or, were traded in on another item.

Certified Pre-Owned items carry the standard Limited One-Year Warranty on mechanical and optical systems; however, because these items are pre-owned, they DO NOT carry a cosmetic warranty.

Description

The 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; 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.

The package includes a padded, top-loading Soft Carrying Case to protect the optical tube assembly while transporting the instrument to your backyard or your favorite dark sky site for an imaging run or deep sky visual observations.

Certified Pre-Owned items carry the standard Limited One-Year Warranty on mechanical and optical systems; however, because these items are pre-owned, they DO NOT carry a cosmetic warranty.

Spec

Item Number CPO-BR-N20839
Focal Length 812mm
Focal Ratio f/3.9
Eyepieces Accepts 1.25" and 2" Eyepieces
Weight 22lbs
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

CA Residents: Prop 65 WARNING(S)

Customer Reviews

Based on 3 reviews Write a review