Bidook Outdoor Sport New Army Compass With Neck Strap Belt

Description:
Structure and performance:
1. Azimuth Measurement
Be made up of the compass, sighting window with sighting line, etc. Outer ring is 360 ¡ãpartition system, the minimum scale is 2 ¡ã; Inner ring is 60-00 mil partition system, minimum scale is 0-20 mil.
Accuracy: ¡À0-10 mil ¡À1¡ã
2. Distance Estimation
Be made up of sighting window and sighting line, etc. The angle between the sighting line and the center line of the sighting window is 1-00 mil, the distance between the two tips of the sighting line is 12.34mm , between sighting window and sighting line is 123.4 mm, then a 10:1 portion distance estimation is formed.
Accuracy: 5%
3. Pitching Angle Measurement
Be made up of pitching table card, pitch pendulum, head-up mirror,etc. Its range is ¡À90¡ã.
Accuracy: ¡À2.5¡ã
4. Coordinate ladder ruler:
Be made up of mutually perpendicular long ruler and two short ruler on either side, 120 mm long.
Accuracy: ¡À0.5 mm
Package Including:
1 X Military Compass