hd 20x50 low-light-level night vision telescope professional binoculars multifunctional hunting outdoor travel hiking camping zoom telescope

exit pupil diameter: 12.7mm model: 20 x50 exit pupil distance: 4mm multiplier: 10 times prism material: bak4 cal: 50 mm prism system: roof ridge prism view: 168 coating: fmc green film focus mode: middle focus color: black, brown camouflage, desert camouflage focus system: intermediate focus size: 185 x195x70mm weight: about 634g waterproof anti-fog life waterproof full set of accessories: desiccant, mirror cloth, soft bag, tape, instruction, color box packaging.