JPS5333625A - Lens switching device - Google Patents

Lens switching device

Info

Publication number
JPS5333625A
JPS5333625A JP10784576A JP10784576A JPS5333625A JP S5333625 A JPS5333625 A JP S5333625A JP 10784576 A JP10784576 A JP 10784576A JP 10784576 A JP10784576 A JP 10784576A JP S5333625 A JPS5333625 A JP S5333625A
Authority
JP
Japan
Prior art keywords
switching device
lens switching
lens
lens holder
shifting
Prior art date
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.)
Pending
Application number
JP10784576A
Other languages
Japanese (ja)
Inventor
Toshihiro Takahashi
Akihiko Okawa
Takamasa Oshige
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10784576A priority Critical patent/JPS5333625A/en
Publication of JPS5333625A publication Critical patent/JPS5333625A/en
Pending legal-status Critical Current

Links

Landscapes

  • Variable Magnification In Projection-Type Copying Machines (AREA)

Abstract

PURPOSE: To select plural units of lens for a microfilm searching unit by rotating the lens holder and to perform focusing by shifting the lens holder back and forth. Thus, the operational efficiency can be enhanced.
COPYRIGHT: (C)1978,JPO&Japio
JP10784576A 1976-09-10 1976-09-10 Lens switching device Pending JPS5333625A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10784576A JPS5333625A (en) 1976-09-10 1976-09-10 Lens switching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10784576A JPS5333625A (en) 1976-09-10 1976-09-10 Lens switching device

Publications (1)

Publication Number Publication Date
JPS5333625A true JPS5333625A (en) 1978-03-29

Family

ID=14469508

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10784576A Pending JPS5333625A (en) 1976-09-10 1976-09-10 Lens switching device

Country Status (1)

Country Link
JP (1) JPS5333625A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59153504U (en) * 1983-03-31 1984-10-15 富士写真フイルム株式会社 lens changing device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59153504U (en) * 1983-03-31 1984-10-15 富士写真フイルム株式会社 lens changing device
JPS6333207Y2 (en) * 1983-03-31 1988-09-05

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