The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 11, 2022

Filed:

Feb. 28, 2020
Applicant:

Goldway Technology Limited, Hong Kong, CN;

Inventors:

Ka Wing Cheng, Hong Kong, CN;

Koon Chung Hui, Hong Kong, CN;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/958 (2006.01); G01N 21/88 (2006.01);
U.S. Cl.
CPC ...
G01N 21/958 (2013.01); G01N 21/8851 (2013.01); G01N 2201/022 (2013.01); G01N 2201/061 (2013.01); G01N 2201/065 (2013.01);
Abstract

A system () for viewing and ascertaining optical characteristics of gemstones, said system including a first and second integrating sphere (), wherein each integrating sphere () is in optical communication with each other and having a spacer portion () disposed therebetween, a first light source () engaged with the first sphere () and for providing light to the interior of the first sphere () and a second light source () engaged with the second sphere () and for providing light to the interior of the second sphere (); at least one optical image acquisition device () in communication with the interior of one of the spheres for acquisition of an optical image of a gemstone disposed in a region between the spheres; a transparent platform () for supporting the gemstone between the two integrating spheres (); and a control module () in communication with the optical image acquisition device (), for controlling the acquisition of optical images of gemstones thereof; wherein said optical image of the gemstone is processed by a processor to ascertain one or more optical characteristics of the gemstone.


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