SEETRUM

Optical apparatus and instruments, namely, optical receivers, optical sensors, optical position sensors, optical inspection apparatus, optical frequency metrology devices, spectrometers, cameras, digital cameras for industrial use and infrared cameras; detectors, namely, motion detectors and infrared detectors; gas testing instruments; precision measuring apparatus, namely, particle counters used for measuring air quality; probes for scientific purposes; spectrograph apparatus; optical lenses; semi-conductors; integrated circuit chips; semiconductor device; biochip sensors being sensor chips for scientific use; electronic chip for the manufacture of integrated circuits; illuminometer; optical frequency metering installation in the nature of frequency meters; x-ray fluorescence spectrometer analyzer