AU7213791A - Method of and device for judging brilliance of diamond - Google Patents

Method of and device for judging brilliance of diamond

Info

Publication number
AU7213791A
AU7213791A AU72137/91A AU7213791A AU7213791A AU 7213791 A AU7213791 A AU 7213791A AU 72137/91 A AU72137/91 A AU 72137/91A AU 7213791 A AU7213791 A AU 7213791A AU 7213791 A AU7213791 A AU 7213791A
Authority
AU
Australia
Prior art keywords
brilliance
diamond
judging
judging brilliance
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.)
Abandoned
Application number
AU72137/91A
Inventor
Kinsaku Yamashita
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU7213791A publication Critical patent/AU7213791A/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
AU72137/91A 1990-02-06 1991-02-06 Method of and device for judging brilliance of diamond Abandoned AU7213791A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2647290A JPH03231143A (en) 1990-02-06 1990-02-06 Method and apparatus for judging and measuring brightness of diamond
JP2-26472 1990-02-06

Publications (1)

Publication Number Publication Date
AU7213791A true AU7213791A (en) 1991-09-03

Family

ID=12194456

Family Applications (1)

Application Number Title Priority Date Filing Date
AU72137/91A Abandoned AU7213791A (en) 1990-02-06 1991-02-06 Method of and device for judging brilliance of diamond

Country Status (3)

Country Link
JP (1) JPH03231143A (en)
AU (1) AU7213791A (en)
WO (1) WO1991012517A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012093408A1 (en) * 2011-01-04 2012-07-12 Mistry Janak Arvindbhai Apparatus and method for assessing optical performance quality of a gemstone
CN111432784A (en) * 2017-12-13 2020-07-17 高露洁-棕榄公司 Dentifrice comprising zinc-amino acid complex

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS536856B2 (en) * 1972-11-07 1978-03-11
AT344419B (en) * 1973-03-20 1978-07-25 Dihaco Diamanten Handels Co DEVICE FOR DETERMINING THE EVALUATION DATA OF COLORED GEMS, IN PARTICULAR DIAMONDS
JPS5114343A (en) * 1974-07-26 1976-02-04 Nippon Bunko Kogyo Kk Tamentaimenshiryono kirokumataha hyojisochi
JPS63118639A (en) * 1986-11-06 1988-05-23 Mitsunobu Matsubara Optical observing method for diamond

Also Published As

Publication number Publication date
WO1991012517A1 (en) 1991-08-22
JPH03231143A (en) 1991-10-15

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