Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 12, 2021
Patent Application Number
16666375
Date Filed
October 28, 2019
Patent Citations
Patent Citations Received
Patent Primary Examiner
Patent abstract
Provided herein is an apparatus for assessing a fluorescence characteristic of a gemstone. The apparatus comprises an optically opaque platform for supporting a gemstone to be assessed, one or more light source to provide uniform UV and non-UV illumination, an image capturing component, and a telecentric lens positioned to provide fluorescent images of the illuminated gemstone to the image capturing component. Also provided are methods of fluorescence analysis based on images collected using such an apparatus.
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