Assessing the color of gemstones and the like

Automated protein crystallization imaging

Centering apparatus for a gemstone

Characterization of color and clarity enhancement agents in...

Characterization of color and clarity enhancement agents in...

Defect mapping system

Device for judging brilliancy of precious stones such as diamond

Device for judging symmetry, brightness, and efficiency of...

Device for judging symmetry, brightness, and efficiency of...

Diamond cut scoring system and method

Diamond mapping

Diamond separation process

Distance estimation based on image contrast

Distinguishing natural from synthetic diamond

Engraved gemstone viewer

Engraved gemstone viewer

Etch pit density measuring method

Examining a gemstone

Exploration method for finding uranium ore bodies

Film quality inspecting method and film quality inspecting...