David White AL8-Series Automatic Level

Make every leveling job faster and easier with David White designed automatic levels. Superior design sighting scope and bubble vial are built into the housing for greater durability.   Lock-Out Device- Protects compensator during transport Larger Aperture- Allows more light for a sharper image Wire-Hung Magnetically Damped Compensator- Holds the level line of sight within ±15 arc minutes of level Soft Control Knobs- Easier to grip Horizontal Circle- Easy-to-read white on black graduations Infinite Tangent Screw Include: instrument, adjustment tools, lens cap, plumb bob, case, manual   AL8-26 Specifications Accuracy: 1/16”@100’ (1.6mm at 30m)Working Range:  300’ (90m) Clear obj. aperture: 1.4” (36 mm) Setting accuracy: +/- 0.8” Deviation for 1 km double-run leveling: 1.5 mm Telescope: Magnification: 26 x Image: Erect Length: 8.3” (210 mm) Shortest focusing distance: 1’ (0.3m) Field of view:  1° 30’ Stadia ratio: 100 Compensator Leveling range: ±15’ Magnet dampening: Yes Sensitivity of bubble: 8’/2mm Horizontal Circle Circle graduation:     1° Other Instrument weight: 3.7 lb (1.7kg) Mounting thread: 5/8-11 Protection: P54 AL8-32 Specifications Accuracy: 1/32”@100’ (1.0mm at 30m)Working Range:  400’ (120m)   Clear obj. aperture: 1.6” (40 mm) Setting accuracy: +/- 0.3” Deviation for 1 km double-run leveling: 1.0 mm Telescope: Magnification: 32 x Image: Erect Length: 8.3” (210 mm) Shortest focusing distance: 1’ (0.3m) Field of view:  1° 30’ Stadia ratio: 100 Compensator Leveling range: ±15’ Magnet dampening: Yes Sensitivity of bubble: 8’/2mm Horizontal Circle Circle graduation:     1° Other Instrument weight: 3.7 lb (1.7kg) Mounting thread: 5/8-11 Protection: P54