GB8420614D0 - Colour measuring apparatus - Google Patents

Colour measuring apparatus

Info

Publication number
GB8420614D0
GB8420614D0 GB848420614A GB8420614A GB8420614D0 GB 8420614 D0 GB8420614 D0 GB 8420614D0 GB 848420614 A GB848420614 A GB 848420614A GB 8420614 A GB8420614 A GB 8420614A GB 8420614 D0 GB8420614 D0 GB 8420614D0
Authority
GB
United Kingdom
Prior art keywords
measuring apparatus
colour measuring
colour
measuring
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.)
Pending
Application number
GB848420614A
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.)
Unvala Ltd
Original Assignee
Unvala 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 Unvala Ltd filed Critical Unvala Ltd
Priority to GB848420614A priority Critical patent/GB8420614D0/en
Publication of GB8420614D0 publication Critical patent/GB8420614D0/en
Priority to GB08520413A priority patent/GB2165642B/en
Pending 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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters 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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0251—Colorimeters making use of an integrating sphere
    • 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
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/501—Colorimeters using spectrally-selective light sources, e.g. LEDs
    • 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
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/52—Measurement of colour; Colour measuring devices, e.g. colorimeters using colour charts
    • G01J3/524—Calibration of colorimeters
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474—Details of optical heads therefor, e.g. using optical fibres
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/064—Stray light conditioning
    • G01N2201/0646—Light seals
GB848420614A 1984-08-14 1984-08-14 Colour measuring apparatus Pending GB8420614D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB848420614A GB8420614D0 (en) 1984-08-14 1984-08-14 Colour measuring apparatus
GB08520413A GB2165642B (en) 1984-08-14 1985-08-14 Colour measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848420614A GB8420614D0 (en) 1984-08-14 1984-08-14 Colour measuring apparatus

Publications (1)

Publication Number Publication Date
GB8420614D0 true GB8420614D0 (en) 1984-09-19

Family

ID=10565313

Family Applications (2)

Application Number Title Priority Date Filing Date
GB848420614A Pending GB8420614D0 (en) 1984-08-14 1984-08-14 Colour measuring apparatus
GB08520413A Expired GB2165642B (en) 1984-08-14 1985-08-14 Colour measuring apparatus

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB08520413A Expired GB2165642B (en) 1984-08-14 1985-08-14 Colour measuring apparatus

Country Status (1)

Country Link
GB (2) GB8420614D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL191070C (en) * 1987-06-25 1995-01-02 Exploitatiemaatschappij H J Va Device for determining the color of products, in particular horticultural products.
GB8913800D0 (en) * 1989-06-15 1989-08-02 Secr Defence Colour monitoring
DE19617009C2 (en) * 1996-04-27 1999-05-20 Roland Man Druckmasch Photoelectric measuring device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB974965A (en) * 1960-03-08 1964-11-11 Joyce Loebl & Company Ltd Improvements in or relating to colorimeters and the like
US3340764A (en) * 1963-06-24 1967-09-12 Manufacturers Engineering & Eq Color measuring system using a light biased photocell
JPS4924312B1 (en) * 1966-07-20 1974-06-21
BE759632A (en) * 1969-12-01 1971-04-30 Baus Heinz SUSPENSION FOR MOUNTING A LOW POWER MOTOR IN A TUBULAR CASING
GB1432634A (en) * 1972-08-24 1976-04-22 Neotec Corp Optical analyzer for agricultural products
GB1410823A (en) * 1972-10-06 1975-10-22 Inst Fuer Grafische Technik Method and a device for rapidly sensing and providing signals characteristic of colour tones of opaque or transparent material

Also Published As

Publication number Publication date
GB8520413D0 (en) 1985-09-18
GB2165642A (en) 1986-04-16
GB2165642B (en) 1988-10-19

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