ESSLNB 7X50 Marine Binoculars IPX7 Waterproof Binoculars for Boating with Illuminated Rangefinder and Compass BAK4 Prism FMC Military Floating for

ESSLNB 7X50 Marine Binoculars IPX7 Waterproof Binoculars for Boating with Illuminated Rangefinder and Compass BAK4 Prism FMC Military Floating for

7x50 Floating Marine Binoculars: BAK4 Porro Prisms and FMC green film anti-reflex coating reduces the reflected light and improves light transmittance, image brightness and sharpness. 50mm large objective lens and 23mm eyepiece with high definition wide view are more comfortable to see objects without eye fatigue and dizziness.6.8mm exit pupil offers ideal image brightness and field of view is 396 feet at 1000 yards / 132 meters at 1000 meters. Military Binoculars with Rangefinder and Compass: Internal rangefinder scale and built-in compass for measurement and orientation.By specifying calculator dial on left eyepiece, you can directly calculate the distance or size of objects.Rangefinder and compass scale are illuminated by light on/off switch.Low-light vision binoculars can provide better brightness of images as long as there is light or in low-light conditions like lamplight,dawn,twilight(not totally dark). IPX7 Waterproof Binoculars: O-ring sealed for waterproof protection to prevent dust-proof,fogging and moisture damage in all weather conditions.So this navigation binoculars is suitable for outdoor use. Under 1 meter depth, 100% waterproof and float in water for 30 minutes.So no worries if dropped into the ocean. Double Focusing System: Two±5 left and right diopter adjustment rings can focus sharp optics to meet the different requirements of vision based on your individual left and right eyesight.The eye cups can be easily folded down for use with glasses.Non-slip and ergonomic rubber design offer a secure grip and heavy-duty rubber armor provides great shock resistance. 7x50 Binoculars with Bag and Floating Strap: It is easy to carry.Loss-proof object lens covers can directly hange on rangefinder binoculars’ body to prevent missing,which also protect lenses and eyepieces.2pcs batteries are included.This compact binoculars for adults is suitable for navigation,hunting, bird watching and other outdoor activities. Magnification: 7x Field of view at 7x: 396ft/1000yd(132m/1000m) Angle of vision: 7.5 Degree Exit pupil diameter: 6.8mm Exit pupil distance: 23mm(Long eye relief for eyeglass wearers) Focus: individual eye focus(Diopter control) Diopter adjusting range: -5~+5 DIOPTER Interpupilary distance: 56-72mm Prism type: Porro BAK-4 Lens coating: Fully-Multi coated Housing: Rubber Eyecups: Fold Up and Down Waterproof/Fog Proof/Floating: Yes Tripod Adaptable: Yes