BE810459A - TRANSPARENT FOTOCEL - Google Patents

TRANSPARENT FOTOCEL

Info

Publication number
BE810459A
BE810459A BE140425A BE140425A BE810459A BE 810459 A BE810459 A BE 810459A BE 140425 A BE140425 A BE 140425A BE 140425 A BE140425 A BE 140425A BE 810459 A BE810459 A BE 810459A
Authority
BE
Belgium
Prior art keywords
fotocel
transparent
transparent fotocel
Prior art date
Application number
BE140425A
Other languages
French (fr)
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
Publication of BE810459A publication Critical patent/BE810459A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/08—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors
    • H01L31/09—Devices sensitive to infrared, visible or ultraviolet radiation

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Light Receiving Elements (AREA)
BE140425A 1973-09-14 1974-01-31 TRANSPARENT FOTOCEL BE810459A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39730873A 1973-09-14 1973-09-14

Publications (1)

Publication Number Publication Date
BE810459A true BE810459A (en) 1974-07-31

Family

ID=23570683

Family Applications (1)

Application Number Title Priority Date Filing Date
BE140425A BE810459A (en) 1973-09-14 1974-01-31 TRANSPARENT FOTOCEL

Country Status (9)

Country Link
JP (2) JPS5057482A (en)
BE (1) BE810459A (en)
CA (1) CA1022659A (en)
CH (1) CH575659A5 (en)
DE (1) DE2404645A1 (en)
FR (1) FR2246075B1 (en)
GB (1) GB1457343A (en)
IT (1) IT1002816B (en)
NL (1) NL7401317A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4745426A (en) * 1985-10-04 1988-05-17 Canon Kabushiki Kaisha Light measuring device for a camera
US4958185A (en) * 1983-08-03 1990-09-18 Canon Kabushiki Kaisha Photographing apparatus

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2652608C3 (en) * 1976-11-19 1979-12-13 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Arrangement for regulating the output power of a semiconductor laser
JPS5734535A (en) * 1980-08-12 1982-02-24 Mamiya Koki Kk Photometric method in camera
JPS60167534A (en) * 1984-02-10 1985-08-30 Fujitsu Ltd Light branching photoelectric transducer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4125387Y1 (en) * 1964-10-09 1966-12-27
JPS4826981A (en) * 1971-07-23 1973-04-09

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4958185A (en) * 1983-08-03 1990-09-18 Canon Kabushiki Kaisha Photographing apparatus
US4745426A (en) * 1985-10-04 1988-05-17 Canon Kabushiki Kaisha Light measuring device for a camera

Also Published As

Publication number Publication date
FR2246075A1 (en) 1975-04-25
GB1457343A (en) 1976-12-01
DE2404645A1 (en) 1975-03-27
IT1002816B (en) 1976-05-20
JPS5057482A (en) 1975-05-19
CH575659A5 (en) 1976-05-14
NL7401317A (en) 1975-03-18
JPS5860243U (en) 1983-04-23
FR2246075B1 (en) 1978-01-06
CA1022659A (en) 1977-12-13

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: COULTER SYSTEMS CORP.

Effective date: 19850131