JPS4974276U - - Google Patents

Info

Publication number
JPS4974276U
JPS4974276U JP1972118142U JP11814272U JPS4974276U JP S4974276 U JPS4974276 U JP S4974276U JP 1972118142 U JP1972118142 U JP 1972118142U JP 11814272 U JP11814272 U JP 11814272U JP S4974276 U JPS4974276 U JP S4974276U
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.)
Granted
Application number
JP1972118142U
Other languages
Japanese (ja)
Other versions
JPS5426067Y2 (en
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 JP1972118142U priority Critical patent/JPS5426067Y2/ja
Priority to GB4471473A priority patent/GB1397482A/en
Priority to NL7313166.A priority patent/NL164963C/en
Priority to FR7336556A priority patent/FR2203072B1/fr
Priority to DE19732351420 priority patent/DE2351420C3/en
Publication of JPS4974276U publication Critical patent/JPS4974276U/ja
Application granted granted Critical
Publication of JPS5426067Y2 publication Critical patent/JPS5426067Y2/ja
Expired legal-status Critical Current

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
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
    • G01J1/1626—Arrangements with two photodetectors, the signals of which are compared
    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
JP1972118142U 1972-10-12 1972-10-12 Expired JPS5426067Y2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP1972118142U JPS5426067Y2 (en) 1972-10-12 1972-10-12
GB4471473A GB1397482A (en) 1972-10-12 1973-09-24 Photoelectric exposure meter
NL7313166.A NL164963C (en) 1972-10-12 1973-09-25 PHOTO ELECTRICAL EXPOSURE METER.
FR7336556A FR2203072B1 (en) 1972-10-12 1973-10-12
DE19732351420 DE2351420C3 (en) 1972-10-12 1973-10-12 Photoelectric light meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972118142U JPS5426067Y2 (en) 1972-10-12 1972-10-12

Publications (2)

Publication Number Publication Date
JPS4974276U true JPS4974276U (en) 1974-06-27
JPS5426067Y2 JPS5426067Y2 (en) 1979-08-29

Family

ID=14729096

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1972118142U Expired JPS5426067Y2 (en) 1972-10-12 1972-10-12

Country Status (4)

Country Link
JP (1) JPS5426067Y2 (en)
FR (1) FR2203072B1 (en)
GB (1) GB1397482A (en)
NL (1) NL164963C (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5025336B1 (en) * 1967-11-28 1975-08-22

Also Published As

Publication number Publication date
FR2203072B1 (en) 1976-06-18
DE2351420A1 (en) 1974-04-25
NL7313166A (en) 1974-04-16
GB1397482A (en) 1975-06-11
NL164963C (en) 1981-02-16
DE2351420B2 (en) 1976-01-29
FR2203072A1 (en) 1974-05-10
JPS5426067Y2 (en) 1979-08-29
NL164963B (en) 1980-09-15

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