electrical controllers, computer hardware and software for use in operating lasers, and machines having lasers, computer based optical readers; laser markers; programmable laser welders and parts and fittings therefor; computer software for acquiring, analyzing and disseminating image data from a camera for a variety of diagnostic and research applications and parts and fittings therefor; Optical components namely; lenses, mirrors, etalons, wave plates beam splitters and interferometers and p...