Surveying Auto Level

Auto Level features enhanced reliability under all environmental conditions and are more tightly sealed against water dust and humidity IPx6 Quick setup easy sighting and superior durability against vibration and shock ensure increased productivity The B series levels incorporate the most precise and reliable compensator available in the market today The optimally designed telescope provides exceptionally bright and sharp view that reduces operator s eye strain Quick collimation and horizontal angle measurement combine for fast and easy aiming of layout and alignment tasks The market and time proven B series automatic levels provide outstanding precision for a multitude of leveling tasks Model B20 Telescope Length 215mm 8 46in Magnification 32x Objective aperture 42mm 1 65in Resolving power 3 Field of View at 100m 328ft 1 20 2 3m 7 5ft Minimum focus 0 2m 7 9in from end of telescope 0 3m 1ft from instrument center Image Erect Reticle pattern Wedge Stadia constant 0 Stadia ratio 100 Focusing knob 2 speed Sighting aid Peep sight Lens hood Retractable Accuracy standard deviation for 1km double run leveling Without micrometer 0 7mm 0 03in With micrometer 0 5mm 0 02in Compensator Type Pendulum compensator with magnetic damping system Setting accuracy 0 3 Working range 15 Circular level Sensitivity 10 2mm Mirror Pentaprism Horizontal circle Diameter 103mm 4 1 in Graduations 1 1gon General Horizontal motion drive Clampless endless double sided knobs Water resistance IPX6 EC 60529 2001 Operating temperature 20 to 50 C 4 to 122 F Width 130mm 5 12in Length 215mm 8 46in Height 140mm 5 51in Weight 1 85kg 4 1 lb