Vixen Astronomical Telescope Reflection Type Lens Tube R200SS Lens Tube (Newton) 2642-09

Size: Length 700mm Outer diameter 232mm Body weight: 5,300g Objective lens effective diameter: 200mm (paraboloid/multi-coated) Focal length: 800mm Resolution: 0.58 seconds Limiting magnitude: 13.3 magnitude star Light gathering power: 816 times that of the naked eye Finder: Dark field 7x 50mm, actual field of view 7 degrees Parts installation size: Screw included (60mm/42mm T-ring screw), insertion (31.7mm) Plates, bands, etc.: Lens barrel band, attachment plate WT; Limiting magnitude: Resolution/Ultimate magnitude: 0.58 seconds, 13.3 magnitude star