Automaic Level Sokkia B-20(0.7).Hub:081389461983

[indoriki]

PL1 B1/B1C B20 B21 Image Erect Erect Erect Erect Magnification 42x 32x 32x or 40x (opt.) 30x Resolving Power 2� of arc 3" n/a n/a Field of View 1� 10' (2.0 ft. @ 100 ft.) 1� 20� (2.3 ft. @ 100 ft.) 1� 20� (2.3 ft. @ 100 ft.) 1� 20� (2.3 ft. @ 100 ft.) Minimum Focus 6.6 ft. (2m) 7.5 ft. (2.3m) 1 ft. (0.3m) 1 ft. (0.3m) Stadia Ratio 1:100 0.3:100 or 1:100 1:100 1:100 Compensator � PL1 (split-image tubular vial); all others (wire-hung; magnetically damped) Setting Accuracy n/a 0.3" 0.3" 0.5" Range n/a �10' � 15' � 15' Leveling Accuracy (all models)�in 1.0 km (1 mile) of double-run leveling Standard Deviation � 0.2mm / 001 ft. � 0.8mm / .003 ft. � 1.0mm / .004 ft. � 1.5mm / .006 ft. w/ micrometer .001 in (0.1m) � 0.5mm / .002 ft. � 0.8mm / .003 ft. � 1.2mm / .005 ft. Level Vial (all models) � circular Sensitivity 3.5' / 2mm 10' / 2mm 10' / 2mm 10' / 2mm What's in the Box: Waterpass Sokkia Allumunium Tripod Rambu ukur / levelling staf

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