GB1110189A - Improvements relating to photometric apparatus - Google Patents

Improvements relating to photometric apparatus

Info

Publication number
GB1110189A
GB1110189A GB55844/66A GB5584466A GB1110189A GB 1110189 A GB1110189 A GB 1110189A GB 55844/66 A GB55844/66 A GB 55844/66A GB 5584466 A GB5584466 A GB 5584466A GB 1110189 A GB1110189 A GB 1110189A
Authority
GB
United Kingdom
Prior art keywords
filter
photo
diaphragm
shutter
setting
Prior art date
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.)
Expired
Application number
GB55844/66A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Polaroid Corp
International Polaroid Corp
Original Assignee
Polaroid Corp
International Polaroid Corp
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 Polaroid Corp, International Polaroid Corp filed Critical Polaroid Corp
Publication of GB1110189A publication Critical patent/GB1110189A/en
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
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Exposure Control For Cameras (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
GB55844/66A 1965-12-27 1966-12-13 Improvements relating to photometric apparatus Expired GB1110189A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51624165A 1965-12-27 1965-12-27

Publications (1)

Publication Number Publication Date
GB1110189A true GB1110189A (en) 1968-04-18

Family

ID=24054726

Family Applications (1)

Application Number Title Priority Date Filing Date
GB55844/66A Expired GB1110189A (en) 1965-12-27 1966-12-13 Improvements relating to photometric apparatus

Country Status (5)

Country Link
US (1) US3511574A (US07494231-20090224-C00006.png)
DE (1) DE1522124B2 (US07494231-20090224-C00006.png)
FR (1) FR1506128A (US07494231-20090224-C00006.png)
GB (1) GB1110189A (US07494231-20090224-C00006.png)
NL (1) NL6617861A (US07494231-20090224-C00006.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1772949A1 (de) * 1968-07-25 1971-07-08 Zeiss Ikon Ag Photographische Kamera mit einem Verschluss mit elektronischer Zeitbildungseinrichtung
US3575096A (en) * 1969-01-10 1971-04-13 Eastman Kodak Co Low light indicator for cameras
US3765006A (en) * 1972-02-22 1973-10-09 Yashica Co Ltd Level detection circuit
JPS5129928A (US07494231-20090224-C00006.png) * 1974-09-06 1976-03-13 Fuji Photo Film Co Ltd
US5021648A (en) * 1990-02-28 1991-06-04 Doble Engineering Company Motion tranducing through conversion of linear motion to circular motion

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB997047A (en) * 1963-04-26 1965-06-30 Mullard Ltd Improvements in or relating to devices for measuring the intensity of illumination

Also Published As

Publication number Publication date
NL6617861A (US07494231-20090224-C00006.png) 1967-06-28
US3511574A (en) 1970-05-12
DE1522124B2 (de) 1970-07-16
FR1506128A (fr) 1967-12-15
DE1522124A1 (de) 1969-11-06

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