JPS6334422B2 - - Google Patents

Info

Publication number
JPS6334422B2
JPS6334422B2 JP54039708A JP3970879A JPS6334422B2 JP S6334422 B2 JPS6334422 B2 JP S6334422B2 JP 54039708 A JP54039708 A JP 54039708A JP 3970879 A JP3970879 A JP 3970879A JP S6334422 B2 JPS6334422 B2 JP S6334422B2
Authority
JP
Japan
Prior art keywords
background
particles
light
particle
brightness
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
JP54039708A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5510588A (en
Inventor
Haamanusu Guroberaa Yakobusu
Nebiru Koruson Richaado
Moorisu Rebitsuto Chaarii
Chataarii Samueru
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.)
DE BIAAZU KONSORIDEITETSUDO MAINZU Ltd
Original Assignee
DE BIAAZU KONSORIDEITETSUDO MAINZU 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 DE BIAAZU KONSORIDEITETSUDO MAINZU Ltd filed Critical DE BIAAZU KONSORIDEITETSUDO MAINZU Ltd
Publication of JPS5510588A publication Critical patent/JPS5510588A/ja
Publication of JPS6334422B2 publication Critical patent/JPS6334422B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34—Sorting according to other particular properties
    • B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
    • 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
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/87—Investigating jewels

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP3970879A 1978-04-03 1979-04-02 Method and device for measuring jewel clarity and brightness Granted JPS5510588A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA00781879A ZA781879B (en) 1978-04-03 1978-04-03 Selector apparatus

Publications (2)

Publication Number Publication Date
JPS5510588A JPS5510588A (en) 1980-01-25
JPS6334422B2 true JPS6334422B2 (OSRAM) 1988-07-11

Family

ID=25572769

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3970879A Granted JPS5510588A (en) 1978-04-03 1979-04-02 Method and device for measuring jewel clarity and brightness

Country Status (3)

Country Link
JP (1) JPS5510588A (OSRAM)
BE (1) BE875283A (OSRAM)
ZA (1) ZA781879B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06315506A (ja) * 1993-05-10 1994-11-15 Yasuhei Suko 車椅子

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA765149B (en) * 1976-08-27 1978-04-26 De Beers Ind Diamond Measurement of optical properties

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06315506A (ja) * 1993-05-10 1994-11-15 Yasuhei Suko 車椅子

Also Published As

Publication number Publication date
ZA781879B (en) 1979-11-28
BE875283A (fr) 1979-07-31
JPS5510588A (en) 1980-01-25

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