WATERPASS NIKON AP-8

This AP-8 features an engineer’ s handy automatic level with accuracy of ± 1.5mm in 1km double-run leveling and friction brake for faster operation. Moreover, an endless horizontal drive with control knobs on both sides, water-resistant construction for use under dusty conditions or in light rain, and the option to mount on a flat- or spherical-head tripod all contribute to enhanced operability. Optional diagonal eyepiece lens attachments for use in confined spaces are also available. Specification TELESCOPE AP-8 Tube length: 7.5 in ( 190 mm) Effective diameter of objective: 1.2 in ( 30 mm) Magnification: 28x Resolution power: 3.5" Field of view: 1° 30' ( 2.6 ft @ 100 ft) Minimum focusing distance: 2.46 ft ( 0.75 m) Stadia ratio: 1: 100 Stadia additive constant: + 10 cm LEVEL VIAL SENSITIVITY Circular level: 10' / 2 mm STANDARD DEVIATION per 1-km double-run leveling: ± 1.5 mm With micrometer: AUTOMATIC COMPENSATOR Type: wire-hung, magnetic damper Compensation range: ± 16' Setting accuracy: ± 0.5" HORIZONTAL CIRCLE Diameter of circle: 4.3 in ( 110 mm) Minimum increment: 1° / 1 g Scale reading ( direct) : 1° / 1 g Reading by estimation: 0.1° / 0.1 g DIMENSIONS Instrument ( L X W X H) : 7.5 x 5.0 x 4.8 in Carrying case ( L X W X H) : 11.5 x 6.7 x 6.4 in ) WEIGHT Instrument: 2.8 lbs ( 1.25 kg) Carrying case: 2.7 lbs ( 1.2 kg) In The Box * Allumunium Tripod * Rambu ukur / levelling staff