9 Optical lenses; Optical reflectors; Optical beam deflectors specially designed for lasers, not for medical use; Optical phase shifters; Electro-optical instruments for use in inspection and measurement of industrial components; Lasers for measuring purposes; Laser detectors for detecting losses of optical coatings; Lasers for industrial use; Optical elements, namely, dispersive mirrors; Individually manufactured optical elements according to customer specifications, namely, coatings for reflective optics; Optical elements for Laser systems and/or Laser applications, beam splitters, optical fibers, thin-film polarizers, and resonator mirrors; Optical elements for pulsed Laser systems and/or ultrafast Laser systems, namely, beam splitters, optical fibers, thin-film polarizers, and resonator mirrors; Dielectric optical elements, namely, dispersive mirrors, XUV mirrors, high-reflective mirrors, and mirrors with third order dispersion; Dielectric optical elements, namely, ultrafast dielectric mirrors for Laser systems and/or Laser applications, in particular for the ultraviolet and/or visible and/or near infrared and/or mid infrared spectral range; Metallic multilayer optical mirrors, in particular for the extreme ultraviolet spectral range and/or the soft X-ray range; Measurement devices for characterizing dispersive optical elements, in particular of dispersive mirrors, namely, reflectometers and loss meters; Measurement devices for characterizing highly-reflective mirrors, namely, autocorrelators; Systems comprised of autocorrelators and phasemeters for generating femtosecond light pulses, in particular femtosecond light pulses having less than ten optical cycles; Measurement devices for characterizing the contrast of highly intensive Laser pulses; Scientific systems comprised of autocorrelators for high-harmonic generation; Electronic detectors for extreme ultraviolet radiation and/or soft X-radiation; Device for temporally delaying light pulses, in particular for pump-probe spectroscopy and/or for characterizing light pulses, namely, pulse delay units; Vacuum systems comprised of valves and shutters for optical systems and/or optical applications; Vacuum systems comprised of vacuum pumps for high-harmonic generation