GB1554891A - Diffusion device for compensating for non-uniform photo-multiplier cathode sensitivity - Google Patents

Diffusion device for compensating for non-uniform photo-multiplier cathode sensitivity

Info

Publication number
GB1554891A
GB1554891A GB48252/76A GB4825276A GB1554891A GB 1554891 A GB1554891 A GB 1554891A GB 48252/76 A GB48252/76 A GB 48252/76A GB 4825276 A GB4825276 A GB 4825276A GB 1554891 A GB1554891 A GB 1554891A
Authority
GB
United Kingdom
Prior art keywords
compensating
diffusion device
uniform photo
cathode sensitivity
multiplier
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
GB48252/76A
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.)
Baxter International Inc
Original Assignee
Baxter Travenol Laboratories Inc
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 Baxter Travenol Laboratories Inc filed Critical Baxter Travenol Laboratories Inc
Publication of GB1554891A publication Critical patent/GB1554891A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G02B5/0221—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having an irregular structure
    • 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
    • G01J1/0422—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using light concentrators, collectors or condensers
    • 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
    • G01J1/0474—Diffusers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • 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
    • G01J2001/0481—Preset integrating sphere or cavity
    • 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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
GB48252/76A 1975-12-23 1976-11-19 Diffusion device for compensating for non-uniform photo-multiplier cathode sensitivity Expired GB1554891A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64370475A 1975-12-23 1975-12-23

Publications (1)

Publication Number Publication Date
GB1554891A true GB1554891A (en) 1979-10-31

Family

ID=24581937

Family Applications (1)

Application Number Title Priority Date Filing Date
GB48252/76A Expired GB1554891A (en) 1975-12-23 1976-11-19 Diffusion device for compensating for non-uniform photo-multiplier cathode sensitivity

Country Status (10)

Country Link
JP (1) JPS5280884A (en)
CA (1) CA1050795A (en)
DE (1) DE2652028A1 (en)
FR (1) FR2336691A1 (en)
GB (1) GB1554891A (en)
IL (1) IL50870A0 (en)
IT (1) IT1124787B (en)
NL (1) NL7614354A (en)
NO (1) NO764347L (en)
SE (1) SE7614466L (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4192995A (en) * 1978-02-21 1980-03-11 Optical Coating Laboratory, Inc. Photometric testing apparatus using shaped diffuser and light beam having a spatially ill-defined energy distribution
DE3030283C2 (en) * 1980-08-09 1986-01-16 LMT Lichtmeßtechnik GmbH Berlin & Co Gerätebau KG, 1000 Berlin Device for measuring the cylindrical illuminance
DE3039425A1 (en) * 1980-10-18 1982-05-19 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar DEVICE FOR PHOTOELECTRICALLY DETERMINING THE POSITION OF AT LEAST ONE FOCUS OF AN IMAGE
EP0109686B1 (en) * 1982-11-22 1989-10-11 Hitachi Maxell Ltd. Color sensor

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2727154A (en) * 1952-02-26 1955-12-13 William W Goldsworthy Radiation detector
US2981826A (en) * 1959-10-27 1961-04-25 Mattern John Light equalizing device
GB1078976A (en) * 1964-04-25 1967-08-09 Distillers Co Yeast Ltd Radiation analyser
US3516746A (en) * 1965-01-28 1970-06-23 Shimadzu Corp Cross slide spectrophotometer with a diffusing element between sample cell and photoelectric tube
FR1537745A (en) * 1967-06-13 1968-08-30 Centre Nat Rech Scient Light guide photometer
FR1576599A (en) * 1968-06-12 1969-08-01
US3828190A (en) * 1969-01-17 1974-08-06 Measurex Corp Detector assembly
US3622796A (en) * 1969-11-13 1971-11-23 Te Co The Selective collector for the wide-angle portion of a radiation beam
US3728548A (en) * 1971-04-01 1973-04-17 Sick Optik Elektronik Erwin Device for measuring the intensity of a scanning light beam by means of a light conducting rod
JPS4879686A (en) * 1972-01-28 1973-10-25
US3887262A (en) * 1974-04-05 1975-06-03 Environmental Res & Tech Light equalizer and method of making same

Also Published As

Publication number Publication date
IL50870A0 (en) 1977-01-31
NL7614354A (en) 1977-06-27
IT1124787B (en) 1986-05-14
CA1050795A (en) 1979-03-20
JPS5280884A (en) 1977-07-06
DE2652028A1 (en) 1977-07-07
SE7614466L (en) 1977-06-24
FR2336691A1 (en) 1977-07-22
NO764347L (en) 1977-06-24

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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