Quality Compass

Sixty-five type military compass with a reasonable design, excellent performance, high sensitivity, full-function welcomed by the majority of officers and soldiers. While its excellent performance and is widely used in many fields of traffic, ocean, forestry, Kan police, adventure, and for military enthusiasts, enthusiasts and other groups favor. The instrument is mainly composed of the compass, odometer two parts, such as (Figure 1). Compass part of a lifting ring (1), dial (2), the plan has two dial base engraved lines, the outer ring is 360 degrees division system, each engraved lines of 1 degree. The inner ring of 6000 (mil) partition system, a total circumference of 300 engraved engraved lines, each line is 20 engraved lines (mil). There are needle (3), goniometer (4), the pitch angle of the partition in degrees, 2.5 degrees per engraved lines, measure the pitch angle of ± 60 degrees. Odometer mileage mainly by the partition table, speed schedule (8), measuring wheel (9), gears, pointers and other components. Mileage Partition 1: 50000,1: 100000 two kinds of scale calibration value. 1: 100,000 scale on behalf of each groove corresponding to 1 km, 1: 50,000 on behalf of each groove corresponding to 0.5 km, with the map scale or multiplied with the corresponding proportions for use. Rate schedule partition: 13, 15,17,19,21,23,25 km / h on the outside of the dial, there are 10,14,16,18,20, 22, 24 km / h on the inner dial. (With V representative), a total of fifteen kinds of speed. Timescale in every moment of the corresponding line on behalf of five minutes (V25 to 10 minutes). Side of the instrument are mapping scale, both ends of the device from the assessment. Assessed two tip length is 12.3 mm, between sight and the sight of 123 mm length. Tip is 10 times longer