[ Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking and supervision, life-saving and teaching apparatus and instruments, namely, microscopes, spectrometers, electron microscopes, night vision lamps in the nature of optical lamps, photography darkroom lamps, fluorescent lamp ballast for electric lights, illumination light sources in IR region in the nature of microscope illuminating devices, illumination regulators, flash bulbs, s...

Light emitting diode and substrate assembly