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Automatic Level/Waterpass Nikon AP-8
Key Features for AP-8 Automatic Level The powerful 28x Nikon telescope has a 30mm objective aperture for bright, clear views of erect, unreversed images. A minimum focusing distance of 0.75m (2.46 ft.) lets you work even in confined places. The built-in magnetically dampened compensator automatically levels the line of sight within the range of ±16', with a setting accuracy of ±0.5". Standard deviation for a 1-km double-run level is as low as ±2.0mm. The horizontal motion knobs offer an unlimited range and can be operated with either hand. A friction brake enables quick, easy setting. The base plate is specially designed to mount on either flat- or domed-head tripods. The detachable eyepiece lens can be replaced with an optional diagonal eyepiece prism. The water-resistant body construction allows use in light rain or dusty conditions. Specifications for AP-7 Automatic Level Telescope: Magnification 28x; Stadia multiplier constant 100; Stadia additive constant +10cm Horizontal circle: Diameter of circle 110mm (4.3in.); Graduation interval 1° or 1gon; reading accuracy (by estimation) ±0.1° or 0.1gon Standard deviation For 1-km double-run leveling: ±2.0mm Automatic compensator: Type Wire suspension, magnetically dampened; range ±16'; setting accuracy ±0.5" Weight: 1.3kg (2.9 lbs.)
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