ZA812462B - Apparatus for modulating the optical permeability of an optical path - Google Patents
Apparatus for modulating the optical permeability of an optical pathInfo
- Publication number
- ZA812462B ZA812462B ZA00812462A ZA812462A ZA812462B ZA 812462 B ZA812462 B ZA 812462B ZA 00812462 A ZA00812462 A ZA 00812462A ZA 812462 A ZA812462 A ZA 812462A ZA 812462 B ZA812462 B ZA 812462B
- Authority
- ZA
- South Africa
- Prior art keywords
- optical
- modulating
- permeability
- optical path
- path
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 2
- 230000035699 permeability Effects 0.000 title 1
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
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
-
- 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
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0403—Mechanical elements; Supports for optical elements; Scanning arrangements
-
- 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
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
- G01J1/044—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using shutters
-
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
- G02B26/04—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light by periodically varying the intensity of light, e.g. using choppers
-
- 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
- G01J1/02—Details
- G01J1/04—Optical or mechanical part supplementary adjustable parts
- G01J1/0488—Optical or mechanical part supplementary adjustable parts with spectral filtering
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optics & Photonics (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Spectrometry And Color Measurement (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3014328A DE3014328C2 (de) | 1980-04-15 | 1980-04-15 | Vorrichtung zur Modulation der optischen Durchlässigkeit eines Strahlenganges |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA812462B true ZA812462B (en) | 1982-05-26 |
Family
ID=6099998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00812462A ZA812462B (en) | 1980-04-15 | 1981-04-14 | Apparatus for modulating the optical permeability of an optical path |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS56154703A (sv) |
AU (1) | AU542586B2 (sv) |
CA (1) | CA1175499A (sv) |
CH (1) | CH653141A5 (sv) |
DE (1) | DE3014328C2 (sv) |
FR (1) | FR2480446B1 (sv) |
GB (1) | GB2076173B (sv) |
SE (1) | SE8102415L (sv) |
ZA (1) | ZA812462B (sv) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2528990A1 (fr) * | 1982-06-22 | 1983-12-23 | Thomson Csf | Modulateur optique a commande electrique |
DD211168A1 (de) * | 1982-11-01 | 1984-07-04 | Tech Hochschule | Vorrichtung zur modulation optischer gangunterschiede |
JPS6033315U (ja) * | 1983-08-12 | 1985-03-07 | 株式会社村田製作所 | 光変調器 |
JPS61118U (ja) * | 1984-06-05 | 1986-01-06 | 株式会社村田製作所 | 光変調器 |
DE3520867A1 (de) * | 1985-06-11 | 1986-12-11 | Grün Optik Wetzlar GmbH, 6330 Wetzlar | Vorrichtung zum getrennten nachweis von mit einer polarisationskennung versehenen strahlungsanteilen eines messlichtstrahlenbuendels |
DE3525148A1 (de) * | 1985-07-13 | 1987-04-02 | Hartmann & Braun Ag | Gasanalysator mit grossflaechigem pyroelektrischem detektor |
JPS62106209U (sv) * | 1985-12-24 | 1987-07-07 | ||
US4850697A (en) * | 1988-03-16 | 1989-07-25 | Dynatech Electro-Optics Corporation | Resonant piezoelectric chopper for infrared radiation |
JP2836269B2 (ja) * | 1991-03-07 | 1998-12-14 | 三菱マテリアル株式会社 | 光学スイッチ |
DE19809908C2 (de) * | 1998-03-07 | 2003-06-26 | Univ Dresden Tech | Schwingchopper für einen optischen Modulator für Strahlungssensoren in Zeilen- oder Matrixanordnung |
GB2379746A (en) * | 2001-09-18 | 2003-03-19 | Marconi Caswell Ltd | Shutter assembly for telecommunication networks |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB535507A (en) * | 1939-04-05 | 1941-04-10 | Electrical Res Prod Inc | Piezo-electric devices |
US3110824A (en) * | 1960-10-31 | 1963-11-12 | Eastman Kodak Co | Piezoelectric actuating element |
US3259014A (en) * | 1961-06-30 | 1966-07-05 | Bell Telephone Labor Inc | Light modulator using a variable spacing diffraction grating |
US3442570A (en) * | 1966-03-02 | 1969-05-06 | Hughes Aircraft Co | Piezoelectric laser beam deflector |
GB1455774A (en) * | 1974-02-07 | 1976-11-17 | Pye Ltd | Radiation detecting system |
JPS5352137A (en) * | 1976-10-22 | 1978-05-12 | Nippon Telegr & Teleph Corp <Ntt> | Optical waveguide simple connector |
-
1980
- 1980-04-15 DE DE3014328A patent/DE3014328C2/de not_active Expired
-
1981
- 1981-04-01 GB GB8110247A patent/GB2076173B/en not_active Expired
- 1981-04-10 CH CH2419/81A patent/CH653141A5/de not_active IP Right Cessation
- 1981-04-13 FR FR8107373A patent/FR2480446B1/fr not_active Expired
- 1981-04-14 ZA ZA00812462A patent/ZA812462B/xx unknown
- 1981-04-14 SE SE8102415A patent/SE8102415L/sv unknown
- 1981-04-14 CA CA000375403A patent/CA1175499A/en not_active Expired
- 1981-04-14 AU AU69495/81A patent/AU542586B2/en not_active Ceased
- 1981-04-15 JP JP5569981A patent/JPS56154703A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CA1175499A (en) | 1984-10-02 |
FR2480446A1 (fr) | 1981-10-16 |
DE3014328A1 (de) | 1981-10-22 |
AU6949581A (en) | 1981-10-22 |
AU542586B2 (en) | 1985-02-28 |
GB2076173A (en) | 1981-11-25 |
GB2076173B (en) | 1984-08-15 |
CH653141A5 (de) | 1985-12-13 |
FR2480446B1 (fr) | 1985-08-02 |
DE3014328C2 (de) | 1984-01-12 |
SE8102415L (sv) | 1981-10-16 |
JPS56154703A (en) | 1981-11-30 |
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