GB2275333B - Improvements relating to the measurement of the output of lamps - Google Patents

Improvements relating to the measurement of the output of lamps

Info

Publication number
GB2275333B
GB2275333B GB9303173A GB9303173A GB2275333B GB 2275333 B GB2275333 B GB 2275333B GB 9303173 A GB9303173 A GB 9303173A GB 9303173 A GB9303173 A GB 9303173A GB 2275333 B GB2275333 B GB 2275333B
Authority
GB
United Kingdom
Prior art keywords
lamps
measurement
output
improvements relating
relating
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.)
Expired - Lifetime
Application number
GB9303173A
Other versions
GB2275333A (en
GB9303173D0 (en
Inventor
Vernon Taylor
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TAILOR MADE SYSTEMS Ltd
Original Assignee
TAILOR MADE SYSTEMS Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TAILOR MADE SYSTEMS Ltd filed Critical TAILOR MADE SYSTEMS Ltd
Priority to GB9303173A priority Critical patent/GB2275333B/en
Publication of GB9303173D0 publication Critical patent/GB9303173D0/en
Publication of GB2275333A publication Critical patent/GB2275333A/en
Application granted granted Critical
Publication of GB2275333B publication Critical patent/GB2275333B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Traffic Control Systems (AREA)
GB9303173A 1993-02-17 1993-02-17 Improvements relating to the measurement of the output of lamps Expired - Lifetime GB2275333B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9303173A GB2275333B (en) 1993-02-17 1993-02-17 Improvements relating to the measurement of the output of lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9303173A GB2275333B (en) 1993-02-17 1993-02-17 Improvements relating to the measurement of the output of lamps

Publications (3)

Publication Number Publication Date
GB9303173D0 GB9303173D0 (en) 1993-03-31
GB2275333A GB2275333A (en) 1994-08-24
GB2275333B true GB2275333B (en) 1996-10-30

Family

ID=10730581

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9303173A Expired - Lifetime GB2275333B (en) 1993-02-17 1993-02-17 Improvements relating to the measurement of the output of lamps

Country Status (1)

Country Link
GB (1) GB2275333B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104848940B (en) * 2015-05-20 2017-05-03 广州质量监督检测研究院 Road surface illumination detection apparatus and method
CN107314812B (en) * 2017-08-08 2019-08-09 湖北省计量测试技术研究院 Field lighting tester

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1454272A (en) * 1973-07-10 1976-11-03 Secr Defence Apparatus for monitoring airport runway lights
EP0558405A1 (en) * 1992-02-25 1993-09-01 Aeroport De Paris Device for inspecting the lighting on airfield runways and taxiways

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1454272A (en) * 1973-07-10 1976-11-03 Secr Defence Apparatus for monitoring airport runway lights
EP0558405A1 (en) * 1992-02-25 1993-09-01 Aeroport De Paris Device for inspecting the lighting on airfield runways and taxiways

Also Published As

Publication number Publication date
GB2275333A (en) 1994-08-24
GB9303173D0 (en) 1993-03-31

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20130216