JPS51145384A - Color tone detector - Google Patents

Color tone detector

Info

Publication number
JPS51145384A
JPS51145384A JP50070030A JP7003075A JPS51145384A JP S51145384 A JPS51145384 A JP S51145384A JP 50070030 A JP50070030 A JP 50070030A JP 7003075 A JP7003075 A JP 7003075A JP S51145384 A JPS51145384 A JP S51145384A
Authority
JP
Japan
Prior art keywords
color tone
tone detector
decomposing
wavelengths
photo
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
Application number
JP50070030A
Other languages
Japanese (ja)
Other versions
JPS5853854B2 (en
Inventor
Zene Okabe
Takeshi Ishida
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP50070030A priority Critical patent/JPS5853854B2/en
Publication of JPS51145384A publication Critical patent/JPS51145384A/en
Publication of JPS5853854B2 publication Critical patent/JPS5853854B2/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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Sorting Of Articles (AREA)

Abstract

PURPOSE:Effecting discrimination of color tone by using three photo-electron blocks and filters for decomposing a receiving optical system into three wavelengths without using a dichroic mirror.
JP50070030A 1975-06-10 1975-06-10 Shikichiyoukenshiyutsusouchi Expired JPS5853854B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50070030A JPS5853854B2 (en) 1975-06-10 1975-06-10 Shikichiyoukenshiyutsusouchi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50070030A JPS5853854B2 (en) 1975-06-10 1975-06-10 Shikichiyoukenshiyutsusouchi

Publications (2)

Publication Number Publication Date
JPS51145384A true JPS51145384A (en) 1976-12-14
JPS5853854B2 JPS5853854B2 (en) 1983-12-01

Family

ID=13419774

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50070030A Expired JPS5853854B2 (en) 1975-06-10 1975-06-10 Shikichiyoukenshiyutsusouchi

Country Status (1)

Country Link
JP (1) JPS5853854B2 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57165724A (en) * 1981-04-03 1982-10-12 Omron Tateisi Electronics Co Color discriminating element
JPS57184937A (en) * 1981-05-08 1982-11-13 Omron Tateisi Electronics Co Color discriminating element
JPS6182123A (en) * 1984-09-28 1986-04-25 Yamatake Honeywell Co Ltd Color detecting device
JPS61110016A (en) * 1984-11-02 1986-05-28 Satake Eng Co Ltd Photoelectric detector for color selector
JPS6333629A (en) * 1986-07-28 1988-02-13 Matsushita Electric Works Ltd Color sensor
JPS63174029U (en) * 1986-11-29 1988-11-11

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4943994A (en) * 1972-07-21 1974-04-25

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4943994A (en) * 1972-07-21 1974-04-25

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57165724A (en) * 1981-04-03 1982-10-12 Omron Tateisi Electronics Co Color discriminating element
JPS57184937A (en) * 1981-05-08 1982-11-13 Omron Tateisi Electronics Co Color discriminating element
JPS6182123A (en) * 1984-09-28 1986-04-25 Yamatake Honeywell Co Ltd Color detecting device
JPS61110016A (en) * 1984-11-02 1986-05-28 Satake Eng Co Ltd Photoelectric detector for color selector
JPS6333629A (en) * 1986-07-28 1988-02-13 Matsushita Electric Works Ltd Color sensor
JPS63174029U (en) * 1986-11-29 1988-11-11

Also Published As

Publication number Publication date
JPS5853854B2 (en) 1983-12-01

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