Product Parameters
Optical System: refractometer Caliber: 80mm(3.1 “) Focal length: 900mm Focal ratio: F10 Eyepiece: 20mm(45x) 4mm(225x) Barlow lens: 3x Finderscope: SE red dot finderscope Ceiling mirror: just like the ceiling Bracket: EQ2 equatorial mount Tripod: reinforced stainless steel tripod Limit star, etc.: 12 Optical Coating: multi-layer plating Green film |