AT271203B - Elektronisches Photometer - Google Patents

Elektronisches Photometer

Info

Publication number
AT271203B
AT271203B AT429967A AT429967A AT271203B AT 271203 B AT271203 B AT 271203B AT 429967 A AT429967 A AT 429967A AT 429967 A AT429967 A AT 429967A AT 271203 B AT271203 B AT 271203B
Authority
AT
Austria
Prior art keywords
photometer
electronic
electronic photometer
Prior art date
Application number
AT429967A
Other languages
English (en)
Original Assignee
Paillard Sa
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 Paillard Sa filed Critical Paillard Sa
Application granted granted Critical
Publication of AT271203B publication Critical patent/AT271203B/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
AT429967A 1967-03-16 1967-05-08 Elektronisches Photometer AT271203B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH381467A CH454605A (fr) 1967-03-16 1967-03-16 Photomètre électronique pour appareil de prise de vues

Publications (1)

Publication Number Publication Date
AT271203B true AT271203B (de) 1969-05-27

Family

ID=4264030

Family Applications (1)

Application Number Title Priority Date Filing Date
AT429967A AT271203B (de) 1967-03-16 1967-05-08 Elektronisches Photometer

Country Status (3)

Country Link
US (1) US3476944A (de)
AT (1) AT271203B (de)
CH (1) CH454605A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3597095A (en) * 1966-06-15 1971-08-03 Ricoh Kk Photographic exposure meter
US3547548A (en) * 1967-12-01 1970-12-15 Eastman Kodak Co Photoelectronic switching amplifier
US3582220A (en) * 1968-02-21 1971-06-01 Asahi Optical Co Ltd Light contrast meter for measuring the difference between maximum light intensity and immediately incident light intensity or other intensity
US3671769A (en) * 1969-01-10 1972-06-20 Nippon Kogaku Kk Exposure measuring device
DE2063704C3 (de) * 1970-12-24 1974-12-19 Agfa-Gevaert Ag, 5090 Leverkusen Fotografische Kamera
US3959791A (en) * 1974-04-04 1976-05-25 Yashica Co., Ltd. Digital display systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB966081A (en) * 1960-02-15 1964-08-06 Satchwell Controls Ltd Improvements in electronic controllers
US3026498A (en) * 1960-05-19 1962-03-20 Edward G Galliers Safe trailing distance warning systems for vehicles
US3281817A (en) * 1964-07-02 1966-10-25 Specialties Dev Corp Intruder detection

Also Published As

Publication number Publication date
US3476944A (en) 1969-11-04
CH454605A (fr) 1968-04-15
DE1622987B2 (de) 1976-07-08
DE1622987A1 (de) 1970-12-23

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