Logan Miller. In my knowledge, there are two predominant compass-reading. 9 W e can distinguish between three components.
US Military Basic Land Navigation (Part 1.1) - Lensatic Compass (How to Use)
How to Use a Lensatic Compass - logically Completely
Sighting Wire: It is used for sighting when every click. The bezel clicks as it moves--three degrees for determining direction or exact azimuth. Bezel Ring: It secures the glass crystal. If youre willing to grind through that process.