FR1295852A - Light meter - Google Patents
Light meterInfo
- Publication number
- FR1295852A FR1295852A FR868831A FR868831A FR1295852A FR 1295852 A FR1295852 A FR 1295852A FR 868831 A FR868831 A FR 868831A FR 868831 A FR868831 A FR 868831A FR 1295852 A FR1295852 A FR 1295852A
- Authority
- FR
- France
- Prior art keywords
- light meter
- meter
- light
- 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
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
- G01J1/4209—Photoelectric exposure meters for determining the exposure time in recording or reproducing
- G01J1/4214—Photoelectric exposure meters for determining the exposure time in recording or reproducing specially adapted for view-taking apparatus
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR868831A FR1295852A (en) | 1961-07-24 | 1961-07-24 | Light meter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR868831A FR1295852A (en) | 1961-07-24 | 1961-07-24 | Light meter |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1295852A true FR1295852A (en) | 1962-06-08 |
Family
ID=8759935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR868831A Expired FR1295852A (en) | 1961-07-24 | 1961-07-24 | Light meter |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1295852A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1192846B (en) * | 1962-08-06 | 1965-05-13 | Kodak Ag | Device for light measurement |
US3272103A (en) * | 1962-11-07 | 1966-09-13 | Zeiss Ikon Ag | Photoelectric measuring device |
US3810206A (en) * | 1971-06-01 | 1974-05-07 | Cann Kk | Exposure control device |
FR2610107A1 (en) * | 1987-01-27 | 1988-07-29 | Dubuisson Jean Sebastien | Apparatus for measuring optical properties, for example the photometric or colorimetric properties, of an object |
-
1961
- 1961-07-24 FR FR868831A patent/FR1295852A/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1192846B (en) * | 1962-08-06 | 1965-05-13 | Kodak Ag | Device for light measurement |
US3272103A (en) * | 1962-11-07 | 1966-09-13 | Zeiss Ikon Ag | Photoelectric measuring device |
DE1235023B (en) * | 1962-11-07 | 1967-02-23 | Zeiss Ikon Ag | Photoelectric light measuring device |
US3810206A (en) * | 1971-06-01 | 1974-05-07 | Cann Kk | Exposure control device |
FR2610107A1 (en) * | 1987-01-27 | 1988-07-29 | Dubuisson Jean Sebastien | Apparatus for measuring optical properties, for example the photometric or colorimetric properties, of an object |
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