发明名称 TARGET FOR PHOTOGRAPHIC SURVEYING
摘要 PROBLEM TO BE SOLVED: To enhance convenience in carrying a target for photographic survey ing. SOLUTION: The target is folded and, in such a state that first and second columnar members 12 and 14 are mutually rotated so that the longitudinal directions of them become almost parallel, a control part housing 20 is arranged so as to be positioned outside the first and second columnar members 12 and 14. Further, the non-reflection members 51, 52 and 53 provided to the first columnar member 12 and the non-reflection members 55 and 56 provided to the second columnar member 14 are arranged so as not to interfere with each other in a folded state. A handle mechanism 70 is arranged in the vicinity of the center of gravity of the target in the folded state.
申请公布号 JP2002243448(A) 申请公布日期 2002.08.28
申请号 JP20010039954 申请日期 2001.02.16
申请人 ASAHI OPTICAL CO LTD 发明人 SASAKI MASAHIKO
分类号 G01C11/06;G01C15/06 主分类号 G01C11/06
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