The binocular was designed originally for sailors. It is built with compass, illuminated cross-hair and mechanic range finder. It can be floating on the water, without felling into the water. It can be used by sea guard, soldiers and in other outdoor activities.
Water proof: 2 hours @1.5 meter depth
Individual focus by left eye or right eye
Mechanic range finder on the left lens
The mechanic range finder can read the distance to target and measure the size of the target
Multi-coat optical system with nitrogen filled
Can be floating on the water
Objective lens diameter: 50mm
Field of view （@1000m / yds）: 132m/396ft.
Exit Pupil: 6.8mm
Weight : 890g
Dioptre adjusting range: -5 ~ +5 degree
Interpupillary distance: 56 – 72mm