Single NdFeB magnet resists demagnetization
Vertical angle measurements to +/- 90° or 100% grades
A percent grade sale with increments of 5%
Induction dampened needle for quick, accurate readings
Sapphire jewel bearing allows for smooth needle movement
Magnetic declination adjustments allows for east or west declination settings to +/- 180°
Short and long sights for increased accuracy when sighting azimuth or vertical angles
Precision aligned mirror with convenient "see-through" sightin...