Waterpass TOPCON ( SV.B4AT)

Waterpass TOPCON ( SV.B4AT) The Topcon AT-B series sets a new standard for auto levels used in surveying, engineering and construction applications. The AT-B4 automatic level features further enhanced reliability under all environmental conditions. With the IPx6 rating, the instrument is protected against powerful water jets from all directions, making it fully resistant to driving rain and splashing water. The Topcon AT-B4 quickly levels and stabilizes the line of sight with its finely tuned magnetic damping system, in spite of any fine vibrations present when working near heavy equipment or busy highways. Length : 215mm ( 8.46 in.) Magnification : 24X Objective Aperture : 32mm ( 1.26 in.) Resolving Power : 4 in. Field of View : 1° 25’ ( at 100m/ 328ft.) : ( 2.5m/ 8.2 ft.) Min. Focus from end of telescope : 0.2m ( 7.9 in.) Min. Focus from instrument center : 0.3m ( 1 ft.) Image : Erect Stadia Constant : 0 Stadia Ratio : 100 Focusing Knob : 1-speed Sighting Aid : Gun Sight ACCURACY ( 1km double run leveling) : Without Micrometer : 2.0mm ( 0.08 in.) With Micrometer : n/ a Standard Package -AT-B Level -Plumb bob -Hex wrench -Adjusting pins -Vinyl cover -Lens cap -Complete Set Includes Hard carrying case, Alumunium Tripot 1x, Instruction Manual Book