Optics: measuring and testing – Crystal or gem examination
Reexamination Certificate
2008-01-01
2008-01-01
Lee, Hwa (Andrew) (Department: 2877)
Optics: measuring and testing
Crystal or gem examination
Reexamination Certificate
active
10845386
ABSTRACT:
The present invention is directed to a device for imaging a gem, and more specifically, a device capable of imaging the fire of a gem and thereby enabling the qualitative assessment of the fire of the gem. The gem imaging device of the present invention includes an exterior assembly and an inner assembly. The exterior assembly includes a viewing system, an outer housing and a base, while the inner assembly includes a view opening, a light baffle, an illumination mechanism, a diffuser plate mechanism, an outer chamber, an inner chamber, a perforated inner compartment and a rotation mechanism. In use, a user images a gem located in the inner assembly of the gem imaging device, and specifically, located within the inner chamber. Based on the light reflected on, into or from the gem, the user may image the gem, and specifically, the fire of the gem.
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Lee Hwa (Andrew)
Punnoose Roy M.
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