BE727303A - - Google Patents
Info
- Publication number
- BE727303A BE727303A BE727303DA BE727303A BE 727303 A BE727303 A BE 727303A BE 727303D A BE727303D A BE 727303DA BE 727303 A BE727303 A BE 727303A
- Authority
- BE
- Belgium
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
- G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
- G01J1/20—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle
- G01J1/22—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using a variable element in the light-path, e.g. filter, polarising means
- G01J1/24—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using a variable element in the light-path, e.g. filter, polarising means using electric radiation detectors
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B35/00—Stereoscopic photography
- G03B35/18—Stereoscopic photography by simultaneous viewing
- G03B35/24—Stereoscopic photography by simultaneous viewing using apertured or refractive resolving means on screens or between screen and eye
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US70008568A | 1968-01-24 | 1968-01-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE727303A true BE727303A (de) | 1969-07-01 |
Family
ID=24812125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE727303D BE727303A (de) | 1968-01-24 | 1969-01-23 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE727303A (de) |
| DE (2) | DE1903122A1 (de) |
| GB (1) | GB1252498A (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK124628B (da) * | 1966-10-12 | 1972-11-06 | Saab Ab | Lysmast med en ud til siden ragende bærer for en langstrakt belysningsarmatur. |
| EP0075044A1 (de) * | 1981-09-19 | 1983-03-30 | Elesta Ag Elektronik | Einrichtung zur Lichtreservemessung bei Lichtschranken |
| DE9106969U1 (de) * | 1991-06-06 | 1992-03-26 | Vulkan Werk für Industrie- und Außenbeleuchtung GmbH, 5000 Köln | Reflektorleuchte |
| DE102006043385A1 (de) * | 2006-09-13 | 2008-03-27 | Jena-Optronik Gmbh | Vorrichtung zur mehrstufigen Dämpfung einfallender Strahlungsenergie |
| CN107621457B (zh) * | 2017-09-27 | 2024-07-16 | 中国科学院理化技术研究所 | 一种深紫外光倍频测试装置 |
-
1969
- 1969-01-22 DE DE19691903122 patent/DE1903122A1/de active Pending
- 1969-01-22 DE DE19696902394 patent/DE6902394U/de not_active Expired
- 1969-01-23 BE BE727303D patent/BE727303A/xx unknown
- 1969-01-23 GB GB1252498D patent/GB1252498A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1252498A (de) | 1971-11-03 |
| DE6902394U (de) | 1969-05-22 |
| DE1903122A1 (de) | 1969-08-07 |