SIGHT MASTER hand-held precision sighting compass.
Representing the highest quality in precision, sensitivity and durability. Sighting through high quality glass lens with dioptic sight. Aluminum compass card with precision scale shows true bearing and back bearing. Top scale with lubber line for map reading use.
sapphire jewel bearing with short settling time for quick and accurate readings. Aluminum case. Small and Lightweight: 3" x 2" x 1/2" (75 x 53 x16mm).
Diamensions & Weight:
75 x 53 x 16mm
Max +/- 0.5 degrees from true magnetic course with precision sighting.
Max +/- 1.0 degree from true magnetic course when used for map reading.