I spent 20 years in the military and learned advance land navigation in phase one of special forces school. I used the miltary lensatic compass a lot and never got a real love for it, like some have.
Most of us in SF would buy a good compass like the genuine Silva Ranger, or when the Silvas were no longer true Silvas, we went to Suunto compasses.
The military lensatic compass is NOT world-wide, there is a spacial model for different areas of the world. You can get that from the fine print at Cammenaga.
The global needle Sunnto compasses are the best out there today.
While the military lensatic compass has tritium in it for night navigation, that has become something of a liability when operating against an enemy equipped with night vision devices. The light from the lensatic compass can be seen from a fair distance by someone with good NVG equipment.
I for the life of me, do not understand the facination with the US military compass, it's too heavy, too hard to read for someone sight challenged and they tend to lose their ability to point to magnetic north over the years. Oh, and they cost too much.
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No, I am not Bear Grylls, but I stayed at a Holiday Inn Express last night and Bear was there too!