Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asahi Kogaku Kogyo Co LtdfiledCriticalAsahi Kogaku Kogyo Co Ltd
Priority to JP16144981ApriorityCriticalpatent/JPS5862632A/ja
Publication of JPS5862632ApublicationCriticalpatent/JPS5862632A/ja
Publication of JPH0440687B2publicationCriticalpatent/JPH0440687B2/ja
G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens