Brunton O.S.S. 30B Baseplate Compass -
Brunton's O.S.S. 30B Baseplate Compass features (Orbital Sighting System) technology that sets a new standard for precision and accuracy while retaining ease of use. The long straight edge lets you easily draw navigation lines on your map and the magnifier and interchangeable scale cards- all help you stay on course. Meridian lines at map level aid orientation with a map and minimize distortion.
Lining and Layers:
- Extra long straight edge lets you easily draw navigation lines on your map
- Meridian lines at map level aid orientation with a map and minimize distortion
- BRUNTON O.S.S. alignment system
- 2-degree resolution
- Map Magnifier
- Tool free declination adjustment shows the difference between magnetic and true north~ so you can get the most accurate readings
- Interchangeable scale cards
- Inch/mm scales
Eastern Mountain Sports (EMS)
Crafted by the master machinists and minds at Brunton and tested in the mountains and mesas surrounding their headquarters, the Brunton O.S.S. 30B Compass delivers precision navigation, simplified.
Country of Origin: USA