发明名称 Driving device for an optical system
摘要 A drive mechanism for an optical system, in which focusing and zooming, etc. are performed by moving movable lenses of a lens group made up with movable lenses and fixed lenses so as to adjust a distance between the lenses, includes a guide which linearly guides the movable lenses and a linear type magnetic driver which directly drives a retainer for retaining the movable lenses.
申请公布号 US5078472(A) 申请公布日期 1992.01.07
申请号 US19900523397 申请日期 1990.05.14
申请人 KABUSHIKI KAISHA SHINKAWA 发明人 SUGAWARA, KENJI
分类号 G02B7/04;G02B7/10;H02K33/18 主分类号 G02B7/04
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