JPS5499517A - Automatic switch circuit of lens iris - Google Patents

Automatic switch circuit of lens iris

Info

Publication number
JPS5499517A
JPS5499517A JP580378A JP580378A JPS5499517A JP S5499517 A JPS5499517 A JP S5499517A JP 580378 A JP580378 A JP 580378A JP 580378 A JP580378 A JP 580378A JP S5499517 A JPS5499517 A JP S5499517A
Authority
JP
Japan
Prior art keywords
voltage
lens iris
time
lens
iris
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
JP580378A
Other languages
English (en)
Other versions
JPS5947910B2 (ja
Inventor
Fumio Ukigaya
Masaharu Ooka
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 Denshi KK
Original Assignee
Hitachi Denshi KK
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 Denshi KK filed Critical Hitachi Denshi KK
Priority to JP53005803A priority Critical patent/JPS5947910B2/ja
Publication of JPS5499517A publication Critical patent/JPS5499517A/ja
Publication of JPS5947910B2 publication Critical patent/JPS5947910B2/ja
Expired legal-status Critical Current

Links

JP53005803A 1978-01-24 1978-01-24 レンズアイリス自動開閉回路 Expired JPS5947910B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP53005803A JPS5947910B2 (ja) 1978-01-24 1978-01-24 レンズアイリス自動開閉回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53005803A JPS5947910B2 (ja) 1978-01-24 1978-01-24 レンズアイリス自動開閉回路

Publications (2)

Publication Number Publication Date
JPS5499517A true JPS5499517A (en) 1979-08-06
JPS5947910B2 JPS5947910B2 (ja) 1984-11-22

Family

ID=11621229

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53005803A Expired JPS5947910B2 (ja) 1978-01-24 1978-01-24 レンズアイリス自動開閉回路

Country Status (1)

Country Link
JP (1) JPS5947910B2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56169473A (en) * 1980-05-30 1981-12-26 Nec Corp Television camera device
US4558368A (en) * 1983-02-14 1985-12-10 Asahi Kogaku Kogyo Kabushiki Kaisha Stop control apparatus for electronic camera
JPH01139684U (ja) * 1988-03-17 1989-09-25

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61113322U (ja) * 1984-12-24 1986-07-17

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56169473A (en) * 1980-05-30 1981-12-26 Nec Corp Television camera device
US4558368A (en) * 1983-02-14 1985-12-10 Asahi Kogaku Kogyo Kabushiki Kaisha Stop control apparatus for electronic camera
JPH01139684U (ja) * 1988-03-17 1989-09-25

Also Published As

Publication number Publication date
JPS5947910B2 (ja) 1984-11-22

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