7X50/10X50 Powerful Marine Binoculars Professional Level with rangefinder Compass Low Light NightHD Waterproof Advanced Telescope - ROLTIN, 3w8y3j0612

• 50 mm large objective lens, FMC multilayer broadband green filmThe objective lens uses 50mm aperture optical glass, which has a large amount of light, and is plated with FMC full-band anti-reflection green film. The imaging is sharp and sharp, and the internal extinction pattern is processed to eliminate stray light. 22 mm large eyepiece, FMC multilayer broadband green film The eyepiece has a size of 22mm and is a veritable large eyepiece. It is ergonomic, comfortable to view, and has a wide field of view. Environmentally friendly rubber skin, using environmentally friendly rubber skin, non-toxic and harmless, non-sticky, non-sticky, anti-oxidation. crawler-type non-slip grip decorative pattern, comfortable feel, good anti-slip effect. Coordinate compass light port, equipped with standard coordinate compass reticle, can measure distance and distinguish the direction, use in daylight or low light, be careful not to block the light port with your fingers, turn on the power switch next to black.