Photon Technology International, Inc. (Popularity: )
http://www.pti-nj.com/ Makers of photonics components and fluorescence research instrumentation. Products range from the component level to turn-key systems such as; fluorescence microscopy systems, fluorometers, spectrometers. Category:
Science - Instruments and Supplies - Laboratory Equipment - Spectroscopy
Bentham (Popularity: )
http://www.bentham.co.uk Manufacture systems used in the study and measurement of light. Category:
Business - Electronics and Electrical - Optoelectronics and Fiber
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