Tasco OS21 7x50 Offshore Waterproof Binocular

OffShore, the boater's choice! It's a waterproof line, engineered with fully coated optics plus large 50mm objectives to offer maximum brightness for use at dawn and dusk. 50 mm. 7X Power. Individual Focus System. Porro Prism Type. 35.2 oz. 366' F.O.V. @ 1000 Yds. 5.75" height. Other features: Fully/multi-coated, BAK-4 prisms, tripod adapter fitting.