GB9000051D0 - Thermal-radiation detection systems and optical choppers - Google Patents
Thermal-radiation detection systems and optical choppersInfo
- Publication number
- GB9000051D0 GB9000051D0 GB909000051A GB9000051A GB9000051D0 GB 9000051 D0 GB9000051 D0 GB 9000051D0 GB 909000051 A GB909000051 A GB 909000051A GB 9000051 A GB9000051 A GB 9000051A GB 9000051 D0 GB9000051 D0 GB 9000051D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- thermal
- radiation detection
- detection systems
- optical choppers
- choppers
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- 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
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/08—Optical arrangements
- G01J5/0803—Arrangements for time-dependent attenuation of radiation signals
- G01J5/0805—Means for chopping radiation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- 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
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/10—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors
- G01J5/34—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors using capacitors, e.g. pyroelectric capacitors
- G01J2005/345—Arrays
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optics & Photonics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9000051A GB2240000B (en) | 1990-01-03 | 1990-01-03 | Thermal-radiation detection systems and optical choppers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9000051A GB2240000B (en) | 1990-01-03 | 1990-01-03 | Thermal-radiation detection systems and optical choppers |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9000051D0 true GB9000051D0 (en) | 1990-05-30 |
GB2240000A GB2240000A (en) | 1991-07-17 |
GB2240000B GB2240000B (en) | 1993-10-27 |
Family
ID=10668767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9000051A Expired - Fee Related GB2240000B (en) | 1990-01-03 | 1990-01-03 | Thermal-radiation detection systems and optical choppers |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2240000B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6034371A (en) * | 1996-12-20 | 2000-03-07 | Raytheon Company | Semi-opaque chopper for thermal imaging system and method |
CN1295542C (en) * | 2004-12-15 | 2007-01-17 | 中国科学院上海光学精密机械研究所 | Transparent and reflective light chopper |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3035240A1 (en) * | 1980-09-18 | 1982-04-29 | Philips Patentverwaltung Gmbh, 2000 Hamburg | ROTATING PANEL FOR A PYROELECTRIC VIDICON |
-
1990
- 1990-01-03 GB GB9000051A patent/GB2240000B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2240000B (en) | 1993-10-27 |
GB2240000A (en) | 1991-07-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19960103 |