Method, system and device providing a musical representation...

Methods, apparatus, and systems for evaluating gemstones

Methods, apparatus, and systems for evaluating gemstones

Methods, apparatus, and systems for evaluating gemstones

Methods, apparatus, and systems for evaluating gemstones

Microscopic system for examination of crystal cleavage plane

Object characteristic direct measuring device utilizing a magnet

Optical gem analyzer

Optical testing system for distinguishing a silicon carbide gems

Pearl loupe

Process and apparatus for ascertainment of the valuation data of

Process and apparatus for detecting inclusions

Process and device for detecting inclusions in crystals

Process for measuring the surface of a polished precious stone

Raman microprobe apparatus for determining crystal orientation

Second harmonic analyzer

Semiconductor substrate, method of manufacturing semiconductor s

Sensing a narrow frequency band and gemstones

Sensing a narrow frequency band of radiation and gemstones

System for characterizing semiconductor materials and photovolta