DQL-7 Harbin Geology compass

DQL-7 Military compass/Geology compassThe main function of five-use compass is:Determining direction, estimating distance, measuring angle of pitching and calibrating level. Also it can measure the mileage between teo arbitary points in map and the coordinate of one point. It also can be usded to the night operation.Main specification Items Specifications Measuring proportion 1:25,000 1:50,000 1:75,000 1:100,000 Clinometer reading error ≤1.25° Graduation circle 0 360° Dial scale 1° Color Olive-drab Material Aluminium alloy crust Weight 0.15kg Size 68×63×26(mm)