FR940850A - Appareil photomètre-télémètre - Google Patents
Appareil photomètre-télémètreInfo
- Publication number
- FR940850A FR940850A FR940850DA FR940850A FR 940850 A FR940850 A FR 940850A FR 940850D A FR940850D A FR 940850DA FR 940850 A FR940850 A FR 940850A
- Authority
- FR
- France
- Prior art keywords
- photometer
- rangefinder device
- rangefinder
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR940850T | 1947-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR940850A true FR940850A (fr) | 1948-12-24 |
Family
ID=9465198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR940850D Expired FR940850A (fr) | 1947-02-20 | 1947-02-20 | Appareil photomètre-télémètre |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR940850A (fr) |
-
1947
- 1947-02-20 FR FR940850D patent/FR940850A/fr not_active Expired
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