Invention Grant
- Patent Title: Method for evaluation of a gemstone
- Patent Title (中): 宝石评估方法
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Application No.: US11990693Application Date: 2006-08-21
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Publication No.: US08098368B2Publication Date: 2012-01-17
- Inventor: Haim Shlezinger , Ran Ziskind , Adam Devir , Dan Sheffer
- Applicant: Haim Shlezinger , Ran Ziskind , Adam Devir , Dan Sheffer
- Applicant Address: IL Rosh Pina
- Assignee: Galatea Ltd.
- Current Assignee: Galatea Ltd.
- Current Assignee Address: IL Rosh Pina
- Agency: Greenberg Traurig, LLP
- Priority: DE102005039679 20050822
- International Application: PCT/IB2006/052884 WO 20060821
- International Announcement: WO2007/023444 WO 20070301
- Main IPC: G01N21/00
- IPC: G01N21/00
Abstract:
A method of determining the position of inclusions in a gemstone, comprising: (a) placing the gemstone within a material having a refractive index within 0.5, optionally 0.2 or 0.1, of that of the gemstone; (b) illuminating the gemstone and imaging the illuminated gemstone; and (c) determining the position of inclusions based on images of the inclusions in the images.
Public/Granted literature
- US20090147241A1 Method for evaluation of a gemstone Public/Granted day:2009-06-11
Information query
