GB1373649A - Luminance distribution photometers - Google Patents

Luminance distribution photometers

Info

Publication number
GB1373649A
GB1373649A GB4290171A GB4290171A GB1373649A GB 1373649 A GB1373649 A GB 1373649A GB 4290171 A GB4290171 A GB 4290171A GB 4290171 A GB4290171 A GB 4290171A GB 1373649 A GB1373649 A GB 1373649A
Authority
GB
United Kingdom
Prior art keywords
image
luminance distribution
plane
sept
producing
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
Application number
GB4290171A
Other languages
English (en)
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.)
Fujitsu Services Ltd
Original Assignee
Fujitsu Services 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 Fujitsu Services Ltd filed Critical Fujitsu Services Ltd
Priority to GB4290171A priority Critical patent/GB1373649A/en
Priority to FR7232874A priority patent/FR2153065B3/fr
Priority to US00289719A priority patent/US3802785A/en
Publication of GB1373649A publication Critical patent/GB1373649A/en
Expired 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
    • G01J1/02—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
    • G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
    • G01J1/0411—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using focussing or collimating elements, i.e. lenses or mirrors; Aberration correction
    • 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
    • G01J1/0437—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using masks, aperture plates, spatial light modulators, spatial filters, e.g. reflective filters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB4290171A 1971-09-15 1971-09-15 Luminance distribution photometers Expired GB1373649A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB4290171A GB1373649A (en) 1971-09-15 1971-09-15 Luminance distribution photometers
FR7232874A FR2153065B3 (https=) 1971-09-15 1972-09-15
US00289719A US3802785A (en) 1971-09-15 1972-09-15 Luminance distribution photometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4290171A GB1373649A (en) 1971-09-15 1971-09-15 Luminance distribution photometers

Publications (1)

Publication Number Publication Date
GB1373649A true GB1373649A (en) 1974-11-13

Family

ID=10426472

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4290171A Expired GB1373649A (en) 1971-09-15 1971-09-15 Luminance distribution photometers

Country Status (3)

Country Link
US (1) US3802785A (https=)
FR (1) FR2153065B3 (https=)
GB (1) GB1373649A (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01132932A (ja) * 1987-11-18 1989-05-25 Omron Tateisi Electron Co 流れ式粒子分析装置の信号光検出光学系
US5426500A (en) * 1994-01-04 1995-06-20 Chuo Electronic Measurement Co., Ltd. Illuminance measurement of vehicle lamp
FR2715470B1 (fr) * 1994-01-27 1996-02-16 Commissariat Energie Atomique Dispositif d'étude des propriétés d'émission lumineuse d'une surface émettrice de lumière.
FR2777653B1 (fr) * 1998-04-20 2000-06-30 Eldim Systeme de mesure des caracteristiques de luminance d'objets, notamment d'objets a luminance dependante de la direction d'emission
CN110196154A (zh) * 2019-06-12 2019-09-03 佛山市南海区联合广东新光源产业创新中心 一种移动光源的光度测试装置及方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3706498A (en) * 1971-04-23 1972-12-19 Us Army Automatic beam scanning apparatus for evaluating optical beacons

Also Published As

Publication number Publication date
FR2153065A1 (https=) 1973-04-27
FR2153065B3 (https=) 1975-10-17
US3802785A (en) 1974-04-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee