NL7313166A - - Google Patents

Info

Publication number
NL7313166A
NL7313166A NL7313166A NL7313166A NL7313166A NL 7313166 A NL7313166 A NL 7313166A NL 7313166 A NL7313166 A NL 7313166A NL 7313166 A NL7313166 A NL 7313166A NL 7313166 A NL7313166 A NL 7313166A
Authority
NL
Netherlands
Application number
NL7313166A
Other versions
NL164963C (nl
NL164963B (nl
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 NL7313166A publication Critical patent/NL7313166A/xx
Publication of NL164963B publication Critical patent/NL164963B/xx
Application granted granted Critical
Publication of NL164963C publication Critical patent/NL164963C/xx

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
NL7313166.A 1972-10-12 1973-09-25 Foto-electrische belichtingsmeter. NL164963C (nl)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
NL7313166A true NL7313166A (https=) 1974-04-16
NL164963B NL164963B (nl) 1980-09-15
NL164963C NL164963C (nl) 1981-02-16

Family

ID=14729096

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7313166.A NL164963C (nl) 1972-10-12 1973-09-25 Foto-electrische belichtingsmeter.

Country Status (4)

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

Family Cites Families (1)

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

Also Published As

Publication number Publication date
FR2203072A1 (https=) 1974-05-10
JPS4974276U (https=) 1974-06-27
JPS5426067Y2 (https=) 1979-08-29
GB1397482A (en) 1975-06-11
DE2351420A1 (de) 1974-04-25
FR2203072B1 (https=) 1976-06-18
NL164963C (nl) 1981-02-16
DE2351420B2 (de) 1976-01-29
NL164963B (nl) 1980-09-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee