JPS53123925A - Micro-film reader - Google Patents

Micro-film reader

Info

Publication number
JPS53123925A
JPS53123925A JP3910777A JP3910777A JPS53123925A JP S53123925 A JPS53123925 A JP S53123925A JP 3910777 A JP3910777 A JP 3910777A JP 3910777 A JP3910777 A JP 3910777A JP S53123925 A JPS53123925 A JP S53123925A
Authority
JP
Japan
Prior art keywords
micro
lamp
film reader
prevent
automaticallty
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.)
Granted
Application number
JP3910777A
Other languages
Japanese (ja)
Other versions
JPS589407B2 (en
Inventor
Kokichi Asazeki
Takao Toda
Akira Konno
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP52039107A priority Critical patent/JPS589407B2/en
Publication of JPS53123925A publication Critical patent/JPS53123925A/en
Publication of JPS589407B2 publication Critical patent/JPS589407B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To facilitate the operation of the micro-film reader, prevent such an error as oblivion of turning off the lamp, elongate the life of the lamp, and also prevent the futile consumption of electric power by controlling the light source with a signal which occurs at the touch of man's hand with an operating member, and increasing the lamp brightness automaticallty when in use only.
COPYRIGHT: (C)1978,JPO&Japio
JP52039107A 1977-04-05 1977-04-05 micro film reader Expired JPS589407B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52039107A JPS589407B2 (en) 1977-04-05 1977-04-05 micro film reader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52039107A JPS589407B2 (en) 1977-04-05 1977-04-05 micro film reader

Publications (2)

Publication Number Publication Date
JPS53123925A true JPS53123925A (en) 1978-10-28
JPS589407B2 JPS589407B2 (en) 1983-02-21

Family

ID=12543840

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52039107A Expired JPS589407B2 (en) 1977-04-05 1977-04-05 micro film reader

Country Status (1)

Country Link
JP (1) JPS589407B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS634143A (en) * 1986-06-24 1988-01-09 理研軽金属工業株式会社 Expansion joint

Also Published As

Publication number Publication date
JPS589407B2 (en) 1983-02-21

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