JPS5624534A - Photoelectric colorimeter - Google Patents
Photoelectric colorimeterInfo
- Publication number
- JPS5624534A JPS5624534A JP9960879A JP9960879A JPS5624534A JP S5624534 A JPS5624534 A JP S5624534A JP 9960879 A JP9960879 A JP 9960879A JP 9960879 A JP9960879 A JP 9960879A JP S5624534 A JPS5624534 A JP S5624534A
- Authority
- JP
- Japan
- Prior art keywords
- signals
- light
- changed
- measurement range
- measuring circuits
- 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.)
- Granted
Links
- 230000006835 compression Effects 0.000 abstract 2
- 238000007906 compression Methods 0.000 abstract 2
- 238000005259 measurement Methods 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000001228 spectrum Methods 0.000 abstract 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
- 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
- G01J3/51—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters
-
- 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
- G01J3/51—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters
- G01J3/513—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors using colour filters having fixed filter-detector pairs
-
- 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
- G01J3/462—Computing operations in or between colour spaces; Colour management systems
-
- 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
- G01J3/465—Measurement of colour; Colour measuring devices, e.g. colorimeters taking into account the colour perception of the eye; using tristimulus detection
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Spectrometry And Color Measurement (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9960879A JPS5624534A (en) | 1979-08-04 | 1979-08-04 | Photoelectric colorimeter |
US06/160,916 US4402611A (en) | 1979-08-04 | 1980-06-19 | Colorimeter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9960879A JPS5624534A (en) | 1979-08-04 | 1979-08-04 | Photoelectric colorimeter |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5624534A true JPS5624534A (en) | 1981-03-09 |
JPS6235046B2 JPS6235046B2 (ja) | 1987-07-30 |
Family
ID=14251801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9960879A Granted JPS5624534A (en) | 1979-08-04 | 1979-08-04 | Photoelectric colorimeter |
Country Status (2)
Country | Link |
---|---|
US (1) | US4402611A (ja) |
JP (1) | JPS5624534A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS617808A (ja) * | 1984-06-21 | 1986-01-14 | Dainichi Nippon Cables Ltd | ニ−ドル状スコ−プ |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3127381A1 (de) * | 1981-07-10 | 1983-01-27 | Salvat Editores, S.A., Barcelona | Messorgane fuer im geschlossenen kreis arbeitende systeme zur ueberwachung und korrektur des drucks bei offset-druckmaschinen |
IT1205622B (it) * | 1982-12-21 | 1989-03-23 | Illycaffe Spa | Procedimento per effettuare una selezione in un materiale granuliforme e macchina per attuare il procedimento |
JPH0820310B2 (ja) * | 1983-06-14 | 1996-03-04 | 住友化学工業株式会社 | 染料の色差測定方法 |
US4711580A (en) * | 1985-01-28 | 1987-12-08 | Hunter Associates Laboratory, Inc. | Modeling properties of flake finishes using directional resolution and statistical flake orientation distribution function |
US4884221A (en) * | 1986-04-14 | 1989-11-28 | Minolta Camera Kabushiki Kaisha | Color measuring apparatus |
US4788650A (en) * | 1986-09-19 | 1988-11-29 | Burlington Industries, Inc. | Continuous color measurement for small fabric samples |
US5118183A (en) * | 1989-02-10 | 1992-06-02 | X-Rite, Incorporated | Automated strip reader densitometer |
CA2009614C (en) * | 1989-02-10 | 1999-09-21 | X-Rite, Inc. | Automated strip reader densitometer |
US5077806A (en) * | 1989-06-01 | 1991-12-31 | Accuron Corporation | Machine vision analysis apparatus |
US5073857A (en) * | 1989-06-01 | 1991-12-17 | Accuron Corporation | Method and apparatus for cell analysis |
US5062714A (en) * | 1990-02-12 | 1991-11-05 | X-Rite, Incorporated | Apparatus and method for pattern recognition |
US5117101A (en) * | 1990-08-13 | 1992-05-26 | Technostics Corporation | Tristimulus color recognition system with means for compensating for variations in light source color |
US5272518A (en) * | 1990-12-17 | 1993-12-21 | Hewlett-Packard Company | Colorimeter and calibration system |
US5369494A (en) * | 1993-04-12 | 1994-11-29 | X-Rite, Incorporated | Portable scanning colorimeter |
US5900932A (en) * | 1993-07-02 | 1999-05-04 | Canon Information Systems, Inc. | Tristimulus template-type colorimeter |
US5899605A (en) * | 1996-09-26 | 1999-05-04 | Xerox Corporation | Color mixing and color system for use in a printing machine |
JP2000121440A (ja) * | 1998-10-15 | 2000-04-28 | Keyence Corp | 色識別装置 |
US7554586B1 (en) | 1999-10-20 | 2009-06-30 | Rochester Institute Of Technology | System and method for scene image acquisition and spectral estimation using a wide-band multi-channel image capture |
US6576881B2 (en) * | 2001-04-06 | 2003-06-10 | Koninklijke Philips Electronics N.V. | Method and system for controlling a light source |
US6630999B2 (en) * | 2001-05-01 | 2003-10-07 | Optical Coating Laboratory, Inc. | Color measuring sensor assembly for spectrometer devices |
US7184146B2 (en) * | 2003-06-24 | 2007-02-27 | Cardinal Ig Company | Methods and apparatus for evaluating insulating glass units |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5238982A (en) * | 1975-09-23 | 1977-03-25 | Agency Of Ind Science & Technol | Color analysis and calculation circuit |
-
1979
- 1979-08-04 JP JP9960879A patent/JPS5624534A/ja active Granted
-
1980
- 1980-06-19 US US06/160,916 patent/US4402611A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS617808A (ja) * | 1984-06-21 | 1986-01-14 | Dainichi Nippon Cables Ltd | ニ−ドル状スコ−プ |
Also Published As
Publication number | Publication date |
---|---|
JPS6235046B2 (ja) | 1987-07-30 |
US4402611A (en) | 1983-09-06 |
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