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Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
electro-optical instruments and components, namely, laser mirrors, output couplers, optical windows, etalons, optical isolators, beamsplitters, beam expanders, lenses, prisms, polarizers, waveplates, optical mounts, optical filters, monochromators, photomultipliers, photodetectors, ccd cameras, light sources, filter wheels, fiber optic cables and probes, and fiber optic couplers