Optical measurement and control devices for scientific, surveying, electrical, electronic, and photographic use, namely laser transmitters, laser and optical receivers, laser and optical detectors, laser radar, units for spectroscopic evaluation of optical radiation, control boxes and panels, display units; instruments for recording, transmitting and replaying of sound or pictures, namely optical storage disks, CD-R, CD-RW, DVD-R, DVD-RAM, DVD+RW, DVD-RW, Blue-Ray-Disk, MO, MO-MSR, MO-MAMMOS, Giga-MO, and related drives using visible or ultraviolet laser radiation, magneto-optic storage media and drives, magnetic storage media and drives, holographic storage devices, optical tapes and tape drives; instruments for data processing and computers, namely instruments for data storage incorporating lasers and instruments for data transmission and data reception using laser emission; laser diodes; laser systems, namely diode lasers, gas and excimer lasers, gas supply, electrical supply and control units for gas and excimer lasers, fiber lasers, solid-state-lasers and frequency multiplied solid-state-lasers, laser amplifiers, mode lockers, autocorrelators, Raman shifters; tunable diode lasers; optical amplifiers; optical frequency multipliers; fiberoptic components, namely optical fibers, doped fibers, fiber amplifiers, fiber couplers, fiber connectors, fiber splices, fiber Bragg gratings, fiber detectors, fiber switches; optical measurement instruments incorporating lasers for scientific, analytic, imaging, medical and telecommunication use; optical measurement instruments for characterization of laser emission; test devices for optical instruments, namely interferometers, cameras and scanners; optical test instruments and optical components for telecommunication, namely wavemeters, wavelength lockers, tunable laser emitters, fiberoptic components, and optical test instruments and optical components for material analysis, material processing and imaging, namely laser lithographs, laser microscopes, laser surface inspection systems, laser-induced-breakdown-spectrometers or laser spectrometers for detection of chemical content in air, fluids, solids and dusts, beam delivery systems for cutting, welding, writing of solids, beam expanders, lenses, objectives, collimators, prisms, optical filters, optical flats, mirrors, birefringent elements; optical instruments for process control, namely laser emission and absorption spectrometers, Raman spectrometers, fluorescence spectrometers, mass spectrometers, chromatographs; accessories for optical spectroscopy, namely spectrometers, etalons, Fabry-Perot-interferometers, optical gratings, liquid crystal cells and gas cells, spatial and wavelength filters; software for optical systems, namely software for optical ray tracing, for diffractive optics, for Iodine spectroscopy, for multilayer simulation, for temperature profile simulation of multilayers, and optical spectroscopy; test instruments for optical storage media, dynamic and static testers for optical disks, CD-R, CD-RW, DVD-R, DVD-RAM, DVD+RW, DVD-RW, Blue-Ray-Disk, MO, MO-MSR, MO-MAMMOS, Giga-MO; drives for optical media; optical systems for data storage, namely disk drives for read-only, write-once and rewriteable disks, tape drives, hard disk drives, and storage units for holographic storage

Laser devices and optical instruments incorporating laser emission for diagnostics and treatment, namely eye surgery, photorefractive surgery, heart surgery, angioplasty, photodynamic therapy, photodynamic diagnosis, cancer and tissue diagnosis using photoemissive materials

Development of optical systems also known as laser beam delivery systems, spectrometers, wavemeters, wavelength lockers for others; development of medical use-based laser systems also known as photorefractive surgery lasers, photodynamic therapy lasers, heart surgery lasers, tissue monitoring lasers, for others; development of laser systems also known as diode lasers, gas and excimer lasers, fiber lasers, solid-state-lasers and frequency multiplied solid-state-lasers, laser amplifiers, for others; scientific research by using optical systems or laser systems in the fields of physics, chemistry, biology, medicine, material processing, material analysis, imaging, printing, optical lithography, optical data storage; development of software for calculation, simulation, control or other usage of optical systems