DE69031097D1 - Gerät zur untersuchung des glanzes von juwelen, z.b. diamanten, und zum fotografieren von juwelen - Google Patents

Gerät zur untersuchung des glanzes von juwelen, z.b. diamanten, und zum fotografieren von juwelen

Info

Publication number
DE69031097D1
DE69031097D1 DE69031097T DE69031097T DE69031097D1 DE 69031097 D1 DE69031097 D1 DE 69031097D1 DE 69031097 T DE69031097 T DE 69031097T DE 69031097 T DE69031097 T DE 69031097T DE 69031097 D1 DE69031097 D1 DE 69031097D1
Authority
DE
Germany
Prior art keywords
jewels
diamonds
shine
photographing
examining
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 - Fee Related
Application number
DE69031097T
Other languages
English (en)
Other versions
DE69031097T2 (de
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 DE69031097D1 publication Critical patent/DE69031097D1/de
Application granted granted Critical
Publication of DE69031097T2 publication Critical patent/DE69031097T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
  • Adornments (AREA)
DE69031097T 1989-02-17 1990-02-16 Gerät zur untersuchung des glanzes von juwelen, z.b. diamanten, und zum fotografieren von juwelen Expired - Fee Related DE69031097T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP3794989 1989-02-17
JP2032399A JPH06103268B2 (ja) 1989-02-17 1990-02-15 ダイヤモンド等の宝石の輝き観察器具および該器具を用いた宝石の撮影方法
PCT/JP1990/000188 WO1990009577A1 (fr) 1989-02-17 1990-02-16 Instrument d'inspection de l'eclat de pierre precieuses telles que diamants et de photographie de pierres precieuses

Publications (2)

Publication Number Publication Date
DE69031097D1 true DE69031097D1 (de) 1997-08-28
DE69031097T2 DE69031097T2 (de) 1998-01-02

Family

ID=26370967

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69031097T Expired - Fee Related DE69031097T2 (de) 1989-02-17 1990-02-16 Gerät zur untersuchung des glanzes von juwelen, z.b. diamanten, und zum fotografieren von juwelen

Country Status (8)

Country Link
US (1) US5260763A (de)
EP (1) EP0412168B1 (de)
JP (1) JPH06103268B2 (de)
KR (1) KR970004388B1 (de)
AU (1) AU633879B2 (de)
CA (1) CA2027560C (de)
DE (1) DE69031097T2 (de)
WO (1) WO1990009577A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1176516B (it) * 1984-07-31 1987-08-18 Agip Spa Procedimento per la immobilizzazione di elementi di prodotti di fissione e/o elementi transuranici contenuti in scorie liquide radioattive ed apparecchiatura atta allo scopo
EP0442065B1 (de) * 1990-02-15 1997-07-23 Kinsaku Yamashita Instrument zur Beobachtung des Glanzes von Juwelen, zum Beispiel Diamanten und Verfahren zum Photographieren mit genanntem Instrument
DE9005845U1 (de) * 1990-05-23 1990-07-26 Fa. Carl Zeiss, 7920 Heidenheim, De
JPH06103269B2 (ja) * 1990-07-06 1994-12-14 金作 山下 ダイヤモンド等の宝石の観察または撮影方法および器具
US5446595A (en) * 1994-10-28 1995-08-29 Mcfall; Joseph L. Loose stone detector
US6326995B1 (en) * 1994-11-03 2001-12-04 Synthonics Incorporated Methods and apparatus for zooming during capture and reproduction of 3-dimensional images
US5510891A (en) * 1995-01-23 1996-04-23 Frangie; Nehme Object characteristic direct measuring device utilizing a magnetically attracted lover base and an upper frame having a scaled lens therein
US5835205A (en) * 1996-02-12 1998-11-10 C3, Inc. Optical testing system for distinguishing a silicon carbide gemstone from a diamond
ATE220564T1 (de) 1997-08-14 2002-08-15 Sulzer Innotec Ag Zusammensetzung und vorrichtung zur reparatur von knorpelgewebe in vivo bestehend aus nanokapseln mit osteoinduktiven und/oder chondroinduktiven faktoren
US6020954A (en) 1997-12-18 2000-02-01 Imagestatistics, Inc. Method and associated apparatus for the standardized grading of gemstones
US6980283B1 (en) 1997-12-18 2005-12-27 Imagestatistics, Inc. Method and associated apparatus for the standardized grading of gemstones
USD427617S (en) * 1998-07-01 2000-07-04 Gersan Establishment Apparatus for viewing gemstones
US6665058B1 (en) 2000-05-24 2003-12-16 Eightstar Diamond Company, Inc. Device for judging symmetry, brightness, and efficiency of light return in precious stones
JP4663855B2 (ja) * 2000-08-02 2011-04-06 株式会社ほほえみブレインズ 装飾用宝石の鑑定方法
US6710943B2 (en) * 2001-05-18 2004-03-23 David Alan Weir Viewer for laser-inscribed diamonds
US7622562B2 (en) 2002-06-26 2009-11-24 Zimmer Orthobiologics, Inc. Rapid isolation of osteoinductive protein mixtures from mammalian bone tissue
US6786733B2 (en) * 2002-10-15 2004-09-07 Overseas Diamonds Inc. Computer-implemented method of and system for teaching an untrained observer to evaluate a gemstone
US7000760B2 (en) * 2003-04-03 2006-02-21 Lau Anson W Jewelry box with a viewer
US7382445B2 (en) * 2003-12-22 2008-06-03 American Gem Society Methods, apparatus, and systems for evaluating gemstones
US7315356B2 (en) * 2004-05-13 2008-01-01 Haske Martin D Fire demonstration tool and method for using thereof
US7355683B2 (en) 2006-03-24 2008-04-08 American Gem Society Systems and methods for evaluating and displaying the dispersion of a diamond or other gemstone
US7751034B2 (en) 2006-11-28 2010-07-06 American Gem Society Systems and methods for ray tracing
US8498847B2 (en) * 2009-05-29 2013-07-30 Pnina Gelman Cut grading gemstones, evaluation and representation of symmetry and proportion
JP6637072B2 (ja) * 2016-01-05 2020-01-29 秀 白石 宝石の観察器具及び観察方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1744485A (en) * 1925-02-21 1930-01-21 Gustave L Herz Method and means for the examination of jewels
US3410634A (en) * 1965-10-04 1968-11-12 Robert J. Buckner Illuminated viewer with interchangeable mounted specimen units
JPS5015597Y1 (de) * 1969-08-24 1975-05-15
AT344419B (de) * 1973-03-20 1978-07-25 Dihaco Diamanten Handels Co Vorrichtung zur feststellung der bewertungsdaten von farbedelsteinen, insbesondere brillanten
US3885242A (en) * 1973-11-12 1975-05-20 Jack Duran Method of and apparatus for producing photographic vignettes
DE7418353U (de) * 1974-05-27 1974-10-17 Eickhorst M Vorrichtung zur spektroskopischen untersuchung von edelsteinen
JPS5466855A (en) * 1977-05-12 1979-05-29 Yukio Munetomo Method of identifying cut grade of diamond
JPS56158937A (en) * 1980-05-13 1981-12-08 Kazumi Okuda Inspecting device for diamond
ZA813263B (en) * 1980-06-04 1982-06-30 De Beers Cons Mines Ltd The assessment of colour in diamonds and other gems
JPS57148123A (en) * 1981-03-09 1982-09-13 Hiroki Takahashi Automatic gas shut-off device with reset safety mechanism
JPS57148123U (de) * 1981-03-12 1982-09-17
AU554120B2 (en) * 1981-04-06 1986-08-07 Gersan Establishment Centering and working gemstones
JPS60109041A (ja) * 1983-11-18 1985-06-14 Nippon Technical Co Ltd テ−ププレ−ヤ−
JPS60109041U (ja) * 1983-12-27 1985-07-24 有限会社　ジエイ　デイ−　エム ダイヤモンド等の宝石の輝きの判定器具
DE3600115A1 (de) * 1986-01-04 1987-07-09 Konrad Dr Hoffmann Verfahren zur verstaerkten wiedergabe des gelbstiches von diamanten
DE3802535A1 (de) * 1987-05-21 1989-02-23 Sattler Hans Eberhard Vorrichtung zur betrachtung insbesondere von rohedelsteinen in einer immersionsfluessigkeit
US5045688A (en) * 1989-12-04 1991-09-03 Coors Brewing Company Method and apparatus for inspection of bottle thread having a unitary image plane
EP0442065B1 (de) * 1990-02-15 1997-07-23 Kinsaku Yamashita Instrument zur Beobachtung des Glanzes von Juwelen, zum Beispiel Diamanten und Verfahren zum Photographieren mit genanntem Instrument

Also Published As

Publication number Publication date
US5260763A (en) 1993-11-09
WO1990009577A1 (fr) 1990-08-23
CA2027560A1 (en) 1990-08-18
EP0412168A4 (en) 1992-05-13
JPH06103268B2 (ja) 1994-12-14
JPH02290542A (ja) 1990-11-30
EP0412168B1 (de) 1997-07-23
KR910700451A (ko) 1991-03-15
KR970004388B1 (en) 1997-03-27
CA2027560C (en) 1995-10-03
EP0412168A1 (de) 1991-02-13
AU5082690A (en) 1990-09-05
AU633879B2 (en) 1993-02-11
DE69031097T2 (de) 1998-01-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee