63-15×50

3304_63_15X50_Prism_Binoculars_Hight_Power_Waterproof_Outdoor_LLL_Night_Vision_01_cmb

3304 63-15X50 Prism Binoculars Hight Power Waterproof Outdoor LLL Night Vision

Uses and features 1. Observing terrain, searching for targets, and commanding troop actions. Determine the direction angle, high and low angle, and correct the impact deviation. When the height and width of the ground object (target) are known, the approximate distance can be calculated according to the density formula or measured by line-of-sight differentiation. The… Read more 3304 63-15X50 Prism Binoculars Hight Power Waterproof Outdoor LLL Night Vision