Device of detecting static angle for portable optical observation collimation instrument

A static angle detection device of portable aiming instrument for optical observation is prepared as fixing high ¿C low adjusting frame on base , inserting bottom end of lifting bar ( LB ) in central hole of said frame for being moved up and down in hole , setting the fastening bolt on LB , placing...

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Bibliographische Detailangaben
1. Verfasser:	GENGXIAN,ZHANG HE
Format:	Patent
Sprache:	eng
Schlagworte:	GYROSCOPIC INSTRUMENTS MEASURING MEASURING DISTANCES, LEVELS OR BEARINGS NAVIGATION PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS SURVEYING TESTING TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR
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