FR1165452A - Photomètre photoélectrique - Google Patents
Photomètre photoélectriqueInfo
- Publication number
- FR1165452A FR1165452A FR1165452DA FR1165452A FR 1165452 A FR1165452 A FR 1165452A FR 1165452D A FR1165452D A FR 1165452DA FR 1165452 A FR1165452 A FR 1165452A
- Authority
- FR
- France
- Prior art keywords
- photoelectric photometer
- photometer
- photoelectric
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1165452X | 1955-10-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1165452A true FR1165452A (fr) | 1958-10-27 |
Family
ID=7728844
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1165452D Expired FR1165452A (fr) | 1955-10-27 | 1956-10-26 | Photomètre photoélectrique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1165452A (fr) |
-
1956
- 1956-10-26 FR FR1165452D patent/FR1165452A/fr not_active Expired
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