JPS50113229A - - Google Patents

Info

Publication number
JPS50113229A
JPS50113229A JP49017917A JP1791774A JPS50113229A JP S50113229 A JPS50113229 A JP S50113229A JP 49017917 A JP49017917 A JP 49017917A JP 1791774 A JP1791774 A JP 1791774A JP S50113229 A JPS50113229 A JP S50113229A
Authority
JP
Japan
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
JP49017917A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP49017917A priority Critical patent/JPS50113229A/ja
Publication of JPS50113229A publication Critical patent/JPS50113229A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Diaphragms For Cameras (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
JP49017917A 1974-02-13 1974-02-13 Pending JPS50113229A (show.php)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP49017917A JPS50113229A (show.php) 1974-02-13 1974-02-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49017917A JPS50113229A (show.php) 1974-02-13 1974-02-13

Publications (1)

Publication Number Publication Date
JPS50113229A true JPS50113229A (show.php) 1975-09-05

Family

ID=11957096

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49017917A Pending JPS50113229A (show.php) 1974-02-13 1974-02-13

Country Status (1)

Country Link
JP (1) JPS50113229A (show.php)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5654414A (en) * 1979-10-11 1981-05-14 Fuji Xerox Co Ltd Lens diaphragm device of copying machine
JPS58145278A (ja) * 1982-02-22 1983-08-30 Toshiba Corp 撮像装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3190177A (en) * 1958-04-15 1965-06-22 Edward K Kaprelian Electrochemical shutters
US3564261A (en) * 1969-04-01 1971-02-16 Melpar Inc Electrolytic light scattering shutter system
US3575489A (en) * 1968-04-08 1971-04-20 Trw Inc Liquid cell optical shutter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3190177A (en) * 1958-04-15 1965-06-22 Edward K Kaprelian Electrochemical shutters
US3575489A (en) * 1968-04-08 1971-04-20 Trw Inc Liquid cell optical shutter
US3564261A (en) * 1969-04-01 1971-02-16 Melpar Inc Electrolytic light scattering shutter system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5654414A (en) * 1979-10-11 1981-05-14 Fuji Xerox Co Ltd Lens diaphragm device of copying machine
JPS58145278A (ja) * 1982-02-22 1983-08-30 Toshiba Corp 撮像装置

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