FR1275268A - Luminancemètre - Google Patents
LuminancemètreInfo
- Publication number
- FR1275268A FR1275268A FR845314A FR845314A FR1275268A FR 1275268 A FR1275268 A FR 1275268A FR 845314 A FR845314 A FR 845314A FR 845314 A FR845314 A FR 845314A FR 1275268 A FR1275268 A FR 1275268A
- Authority
- FR
- France
- Prior art keywords
- luminance meter
- luminance
- meter
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR845314A FR1275268A (fr) | 1960-11-29 | 1960-11-29 | Luminancemètre |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR845314A FR1275268A (fr) | 1960-11-29 | 1960-11-29 | Luminancemètre |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1275268A true FR1275268A (fr) | 1961-11-03 |
Family
ID=8743635
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR845314A Expired FR1275268A (fr) | 1960-11-29 | 1960-11-29 | Luminancemètre |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1275268A (fr) |
-
1960
- 1960-11-29 FR FR845314A patent/FR1275268A/fr not_active Expired
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