GB2572225B - Passive optical sensors - Google Patents
Passive optical sensors Download PDFInfo
- Publication number
- GB2572225B GB2572225B GB1804736.5A GB201804736A GB2572225B GB 2572225 B GB2572225 B GB 2572225B GB 201804736 A GB201804736 A GB 201804736A GB 2572225 B GB2572225 B GB 2572225B
- Authority
- GB
- United Kingdom
- Prior art keywords
- optical sensors
- passive optical
- passive
- sensors
- optical
- 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.)
- Active
Links
- 230000003287 optical effect 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
- G01J1/0271—Housings; Attachments or accessories for photometers
-
- 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
-
- 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
-
- 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
- G01J1/0418—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using attenuators
-
- 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
- G01J1/0425—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using optical fibers
-
- 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
- G01J1/44—Electric circuits
-
- 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
- G01J2001/4247—Photometry, e.g. photographic exposure meter using electric radiation detectors for testing lamps or other light sources
-
- 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
- G01J1/44—Electric circuits
- G01J2001/4446—Type of detector
- G01J2001/446—Photodiode
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Electronic Switches (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1804736.5A GB2572225B (en) | 2018-03-23 | 2018-03-23 | Passive optical sensors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1804736.5A GB2572225B (en) | 2018-03-23 | 2018-03-23 | Passive optical sensors |
Publications (3)
Publication Number | Publication Date |
---|---|
GB201804736D0 GB201804736D0 (en) | 2018-05-09 |
GB2572225A GB2572225A (en) | 2019-09-25 |
GB2572225B true GB2572225B (en) | 2022-11-09 |
Family
ID=62067977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1804736.5A Active GB2572225B (en) | 2018-03-23 | 2018-03-23 | Passive optical sensors |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2572225B (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5293505A (en) * | 1992-02-26 | 1994-03-08 | Nec Corporation | Quick response solid state relay having a thyristor discharge circuit and a phototransistor |
JPH11211564A (en) * | 1998-01-27 | 1999-08-06 | Matsushita Electric Works Ltd | Illuminance sensor |
JP2001004441A (en) * | 1999-06-25 | 2001-01-12 | Matsushita Electric Works Ltd | Illumination sensor |
KR20010062600A (en) * | 1999-12-21 | 2001-07-07 | 장준호 | LED traffic signal lamp having error detecting apparatus and emergency lamp operating apparatus |
US20030107322A1 (en) * | 2001-12-12 | 2003-06-12 | Melvin Duane F. | Efficient solid state switching and control system for retractable aircraft landing lights |
WO2013019790A2 (en) * | 2011-08-01 | 2013-02-07 | Greenwave Reality, Pte Ltd. | Multiple and interchangeable meter reading probes |
US20160014872A1 (en) * | 2012-08-27 | 2016-01-14 | The Watt Stopper, Inc. | Method and Apparatus for Controlling Light Levels to Save Energy |
CN205015086U (en) * | 2015-08-17 | 2016-02-03 | 深圳市亿博兰科技有限公司 | Sunshine light intensity sensor and flowerpot |
-
2018
- 2018-03-23 GB GB1804736.5A patent/GB2572225B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5293505A (en) * | 1992-02-26 | 1994-03-08 | Nec Corporation | Quick response solid state relay having a thyristor discharge circuit and a phototransistor |
JPH11211564A (en) * | 1998-01-27 | 1999-08-06 | Matsushita Electric Works Ltd | Illuminance sensor |
JP2001004441A (en) * | 1999-06-25 | 2001-01-12 | Matsushita Electric Works Ltd | Illumination sensor |
KR20010062600A (en) * | 1999-12-21 | 2001-07-07 | 장준호 | LED traffic signal lamp having error detecting apparatus and emergency lamp operating apparatus |
US20030107322A1 (en) * | 2001-12-12 | 2003-06-12 | Melvin Duane F. | Efficient solid state switching and control system for retractable aircraft landing lights |
WO2013019790A2 (en) * | 2011-08-01 | 2013-02-07 | Greenwave Reality, Pte Ltd. | Multiple and interchangeable meter reading probes |
US20160014872A1 (en) * | 2012-08-27 | 2016-01-14 | The Watt Stopper, Inc. | Method and Apparatus for Controlling Light Levels to Save Energy |
CN205015086U (en) * | 2015-08-17 | 2016-02-03 | 深圳市亿博兰科技有限公司 | Sunshine light intensity sensor and flowerpot |
Also Published As
Publication number | Publication date |
---|---|
GB2572225A (en) | 2019-09-25 |
GB201804736D0 (en) | 2018-05-09 |
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