Gskyer Binoculars, 7×50 Bak4 FMC Prism Porro Binoculars,birds watching professional binoculars

Basic Parameters MODEL: D50CT Magnification: 7X EIELD ANGLE: 7 Degree FIELD OF VIEW:122m/1000m 365ft/1000yds EXIT PUPIL DIAMETER:6.4mm EXIT PUPIL DIST:16mm MINIMUM FOCUS DISTANCE:3.6m EYEPIECE DIAMETER:16mm OBJECTIVE LENS DIAMETER:50mm RESOLUTION:7″ RELATIVE BRIGHTNESS:13.7 TWLIGHT INDEX:15.4 Product Features Magnification: 7X EIELD ANGLE: 7…