Patent ID: 6786733
Filing Date: 2004-09-07
Classification: G01N,G09B

Abstract:
A computer-implemented method of teaching a user to evaluate a gemstone, the method comprising:providing a computer system connected to an apparatus capable of capturing an image of a gemstone, the computer system being arranged to process a received image of the gemstone to determine one or more optical properties of the gemstone; presenting, on a display of the computer system, a series of pre-stored screens comprising a graphical representation how a cut of a gemstone affects its light handling ability; and presenting, on the display of the computer system, a user interface screen, the user interface screen configured to allow at least one of: controlling an operation of the apparatus to measure the one or more optical properties of a particular gemstone provided to the apparatus, viewing an image of the gemstone so measured, and viewing representations of the measured one or more optical properties.