Northwest Instrument NCL26 26x Contractors Automatic Level • 26x Contractors Automatic Level • Objective Aperture: 1.2 • Field of View: 15 • Graduation: 1 • Sensitivity of Circular Vial: 8/2mm • Compensator Type: Magnetic Dampen, Steel Cage, Wire Hung, Safety Lock • Working Range: 300 ft • Leveling Accuracy: 1/16 in @ 150 ft • Includes: Carrying case, plumb bob & manual • Tripod Adaptor: 5/8 x 11 thread