The Pocket Transit Known as a Brunton
For anyone requiring an accurate, reliable, directional instrument. Damped-directional International Waterproof Quadrants Pocket Transit features a lid that locks the needle in place when closed to reduce error on the pivot, jeweled bearing and a table of natural sines for each degree 1–45 on the cover. Magnetic declination is easy to set. Dial graduated to 1°. Vertical angle reading ±90°, readings to 10 minutes x 100% grade, 5% divisions.
International Waterproof Quadrants Pocket Transit is waterproof ±7 lb. psi. A patented needle and suspension system allows this unit to be used virtually anywhere in the world without having to rebalance the needle. Unit is less affected by variations of Earth’s gravitational field and does not require rebalancing between Northern and Southern hemispheres. Graduated 0°–90°. Measures 2-3⁄4"W x 3"L x 15⁄16"D. Includes leather case.
Unit can be used with any standard 2-1⁄4"-thread tripod or monopod.
Please notify us if you plan to use below the equator, especially in Madagascar, Chile and Australia. Special factory balancing might be necessary.