| | AT-G1: 32x Magnification, ± 0.7 mm accuracy in 1 km double run leveling. Magnetic compensator, waterproof telescope, clampless fine horizontal adjustment, and sighting collimator
AT-G2: 32x Magnification, ± 0.7 mm accuracy in 1 km double run leveling. Magnetic compensator, waterproof telescope, clampless fine horizontal adjustment, and sighting collimator
AT-G3: 30x Magnification, ± 1.5 mm accuracy in 1 km double run leveling. Magnetically-damped compensator affords automatic leveling action. Waterproof telescope. Clampless fine horizontal adjustments. Sighting collimator. | | |
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