BE672053A - - Google Patents
Info
- Publication number
- BE672053A BE672053A BE672053DA BE672053A BE 672053 A BE672053 A BE 672053A BE 672053D A BE672053D A BE 672053DA BE 672053 A BE672053 A BE 672053A
- 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
- G01J1/34—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 separate light paths used alternately or sequentially, e.g. flicker
- G01J1/36—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 separate light paths used alternately or sequentially, e.g. flicker using electric radiation detectors
-
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/08—Beam switching arrangements
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Spectrometry And Color Measurement (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR995669A FR1441443A (fr) | 1964-11-20 | 1964-11-20 | Commutateur de faisceaux pour un dispositif de spectrophotométrie à double faisceau |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE672053A true BE672053A (xx) | 1966-03-01 |
Family
ID=8842951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE672053D BE672053A (xx) | 1964-11-20 | 1965-11-08 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE672053A (xx) |
| CH (1) | CH422371A (xx) |
| DE (1) | DE1265449B (xx) |
| FR (1) | FR1441443A (xx) |
| LU (1) | LU49830A1 (xx) |
| NL (1) | NL6514977A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4073576A (en) * | 1976-08-30 | 1978-02-14 | North American Philips Corporation | Device for chopping an optical beam |
| US5184193A (en) * | 1989-01-04 | 1993-02-02 | Guided Wave | Dual fiber optic spectrophotometer |
-
1964
- 1964-11-20 FR FR995669A patent/FR1441443A/fr not_active Expired
-
1965
- 1965-11-02 CH CH1509265A patent/CH422371A/fr unknown
- 1965-11-08 BE BE672053D patent/BE672053A/xx unknown
- 1965-11-12 LU LU49830A patent/LU49830A1/xx unknown
- 1965-11-18 NL NL6514977A patent/NL6514977A/xx unknown
- 1965-11-19 DE DE1965S0100573 patent/DE1265449B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH422371A (fr) | 1966-10-15 |
| LU49830A1 (xx) | 1966-01-12 |
| NL6514977A (xx) | 1966-05-23 |
| DE1265449B (de) | 1968-04-04 |
| FR1441443A (fr) | 1966-06-10 |