Sokkia Style Auto Level Optical Level (B40)
ModelChinese SokkiaB40B30B20TelescopeObjectiveaperture32mm(1.26in)36mm(1.42in)42mm(1.65 in)Magnification24x28 x32 xImageErectFieldofview1°25'1°20'Resolvingpower4.0"3.5"3.0"Shortestfocus0.3m(1.0ft)Stadiamultiplicationconstant100Stadiaadditiveconstant0CoarsesightingwithoutwithwithCompensatorDampingsystemmagneticWorkingrange±15'Settingaccurancy0.5"0.3"Levelingaccurancy2.0mm1.5mm1.0mmHorizontalcircleDiameter103mm(4.1in)Graduation/estimation1°(1gon)/0.1°((0.1gon)Sensitivityofcircularlevel8'/2mmHorizontalfinemotionscrewDouble-sidedendlessdriveGeneralWaterresistanceIP66baseConcaveandflatbasescrew5/8inSize(W*D*H)215mm*130mm*135mm
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