FR887002A - - Google Patents
Info
- Publication number
- FR887002A FR887002A FR887002DA FR887002A FR 887002 A FR887002 A FR 887002A FR 887002D A FR887002D A FR 887002DA FR 887002 A FR887002 A FR 887002A
- Authority
- FR
- France
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
FR887002A true FR887002A (ja) | 1943-11-02 |
Family
ID=1556444
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR887002D Expired FR887002A (ja) |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR887002A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3757323A (en) * | 1971-01-12 | 1973-09-04 | Interelectronics Corp | D-c monitoring system using two-wire transmission lines |
FR2603390A1 (fr) * | 1986-08-26 | 1988-03-04 | Bron Elektronik Ag | Posemetre pour appareils d'eclairage photographique |
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0
- FR FR887002D patent/FR887002A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3757323A (en) * | 1971-01-12 | 1973-09-04 | Interelectronics Corp | D-c monitoring system using two-wire transmission lines |
FR2603390A1 (fr) * | 1986-08-26 | 1988-03-04 | Bron Elektronik Ag | Posemetre pour appareils d'eclairage photographique |