La bàn đo độ bỏ túi chuẩn Brunton® Induction

Description 

Accurate, reliable transits feature aluminum housings. Horizontal angles: 0-360° (Azimuth) or 0-90-0° (Quadrant), graduations to 1°. Vertical angles: ±90°, vernier reading to 10 minutes. Declination adjustment. Dimensions: 2-3/4” x 3” x 1-1/8”. Special design feature allows the needle to seek magnetic North and come to a complete rest approximately eight times faster than the needle on undamped models. Unique lift mechanism automatically stops needle when case is closed, helps prolong needle life. Button on face of transit allows you to stop needle quickly and hold it in place. Leather case included.