GB201001236D0 - Viewing a mark on a gemstone - Google Patents

Viewing a mark on a gemstone

Info

Publication number
GB201001236D0
GB201001236D0 GBGB1001236.7A GB201001236A GB201001236D0 GB 201001236 D0 GB201001236 D0 GB 201001236D0 GB 201001236 A GB201001236 A GB 201001236A GB 201001236 D0 GB201001236 D0 GB 201001236D0
Authority
GB
United Kingdom
Prior art keywords
gemstone
viewing
mark
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.)
Withdrawn
Application number
GBGB1001236.7A
Other versions
GB2477164A (en
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 Beers Centenary AG
Original Assignee
De Beers UK 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 Beers UK Ltd filed Critical De Beers UK Ltd
Priority to GB1001236A priority Critical patent/GB2477164A/en
Publication of GB201001236D0 publication Critical patent/GB201001236D0/en
Priority to JP2012550515A priority patent/JP5813010B2/en
Priority to CN201610537525.8A priority patent/CN106124510B/en
Priority to CA2788068A priority patent/CA2788068C/en
Priority to US13/575,067 priority patent/US9250193B2/en
Priority to EP11736673.2A priority patent/EP2529204B1/en
Priority to CN201180015860.7A priority patent/CN102884419B/en
Priority to PCT/GB2011/050122 priority patent/WO2011092493A2/en
Publication of GB2477164A publication Critical patent/GB2477164A/en
Priority to IL221107A priority patent/IL221107A/en
Priority to JP2015181971A priority patent/JP6087406B2/en
Priority to US14/974,425 priority patent/US10215706B2/en
Withdrawn legal-status Critical Current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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/02—Viewing or reading apparatus
    • G02B27/022—Viewing apparatus
    • G02B27/024—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/02—Viewing or reading apparatus
    • G02B27/022—Viewing apparatus
    • G02B27/024—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies
    • G02B27/026—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies and a display device, e.g. CRT, LCD, for adding markings or signs or to enhance the contrast of the viewed object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/062—LED's

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (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)
GB1001236A 2010-01-26 2010-01-26 Viewing a mark on a gemstone facet Withdrawn GB2477164A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
GB1001236A GB2477164A (en) 2010-01-26 2010-01-26 Viewing a mark on a gemstone facet
PCT/GB2011/050122 WO2011092493A2 (en) 2010-01-26 2011-01-26 Gemstone sparkle analysis
US13/575,067 US9250193B2 (en) 2010-01-26 2011-01-26 Gemstone sparkle analysis
CN201610537525.8A CN106124510B (en) 2010-01-26 2011-01-26 Gemstone sparkle analysis
CA2788068A CA2788068C (en) 2010-01-26 2011-01-26 Gemstone sparkle analysis
JP2012550515A JP5813010B2 (en) 2010-01-26 2011-01-26 Gemstone sparkle analysis
EP11736673.2A EP2529204B1 (en) 2010-01-26 2011-01-26 Gemstone sparkle analysis
CN201180015860.7A CN102884419B (en) 2010-01-26 2011-01-26 Gemstone sparkle is analyzed
IL221107A IL221107A (en) 2010-01-26 2012-07-25 Gemstone sparkle analysis
JP2015181971A JP6087406B2 (en) 2010-01-26 2015-09-15 Gemstone sparkle analysis
US14/974,425 US10215706B2 (en) 2010-01-26 2015-12-18 Gemstone sparkle analysis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1001236A GB2477164A (en) 2010-01-26 2010-01-26 Viewing a mark on a gemstone facet

Publications (2)

Publication Number Publication Date
GB201001236D0 true GB201001236D0 (en) 2010-03-10
GB2477164A GB2477164A (en) 2011-07-27

Family

ID=42046070

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1001236A Withdrawn GB2477164A (en) 2010-01-26 2010-01-26 Viewing a mark on a gemstone facet

Country Status (1)

Country Link
GB (1) GB2477164A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2838033B1 (en) 2002-04-03 2005-05-06 Ampafrance BABY HOLDER COMPRISING A SEAT WITH ADJUSTABLE BACKREST
WO2021108567A1 (en) * 2019-11-26 2021-06-03 Gemological Institute Of America, Inc. (Gia) Fluorescence imaging of gemstone on transparent stage
US20230243758A1 (en) * 2022-02-01 2023-08-03 Gemological Institute Of America, Inc. (Gia) Tilt and focusing adjustment for consistent gem imaging

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7468786B2 (en) * 2005-11-12 2008-12-23 Gemex Systems, Inc. Engraved gemstone viewer
GB2462121A (en) * 2008-07-25 2010-01-27 Diamond Trading Company Ltd Gemstone Viewer
CH700695A2 (en) * 2009-03-25 2010-09-30 Eduard Kny Device for optically inspecting e.g. gemstone, has electric light source including LEDs connected with power supply device by electric switching unit such that different light types are selectively generated

Also Published As

Publication number Publication date
GB2477164A (en) 2011-07-27

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application

Owner name: DE BEERS CENTENARY AG,

Free format text: FORMER OWNER: DE BEERS UK, LIMITED

WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)