Adhesives for industrial purposes, namely, contact adhesives and adhesives to fix grinding pads, polishing pads, polishing foils, polishing cloth, polishing felt, diamond pellets and diamond grinding segments on laps for optical production; contact cements for industrial purposes, namely, optical cements, optical adhesives, optical cement foils and optical adhesive foils for cementing and fixing of optical parts on loose and fixed multiple blocks used in optical production, namely, sealing cement, colophony cements, wax cements, cementing resins, ultraviolet cements, ultraviolet adhesives and contact adhesives; foam inhibitors and defoamer agents used in connection with liquid grinding, polishing, lapping and cooling preparations; chemical preservatives for the preserving of liquid coolants and lubricants; solvents for adhesives and adhesive foils for industrial purposes and solvents used for protective lacquers used on particularly finished polished surfaces used in the production of optical goods; coolants, namely, chemical liquid cooling preparations and cooling concentrates; chemical coolants for grinding of optical parts

Paints, varnishes and lacquers for general industrial purposes; protective lacquers for protecting of particularly finished polished surfaces used in optical production and thinners for such lacquers, namely, dip-coating paints used in the production of spectacle lenses; colorants for coloring of optical lenses

Industrial abrasives, namely, grinding, polishing and lapping abrasive preparations in powder form for the preparation of liquid slurries used in connection with machines for the grinding, polishing and lapping of optical parts with loose abrasive; system cleaning agents, namely, cleaning agents for circulation and supplying manufacturing facilities used in the optical industry which use liquid grinding, polishing, lapping and cooling preparations and cooling lubricants; cleaning agents for machinery used in the optical production industry; cleaning agents and cleaning concentrates for optical parts and additives therefor, particularly for cleaning machinery and cleaning apparatuses; industrial abrasives, namely, liquid grinding, polishing and lapping abrasive preparations used in connection with machines for the grinding, polishing and lapping and liquid concentrates of grinding, polishing and lapping abrasive preparations used in connection with machines for the grinding, polishing and lapping

Machine tools for machining of optical goods and parts thereof; machinery for the blocking of semi-finished optical parts, particularly semi-finished ophthalmic blanks, for further processing thereof, and parts thereof; machine parts, namely, blocking pieces from aluminum alloys or plastics for the blocking of semi-finished ophthalmic part blanks and stainless steel blocking rings for the blocking of semi-finished ophthalmic part blanks; machine parts, namely, attachment rings, plano rings and prism rings for the blocking of semi-finished optical parts, particularly, semi-finished ophthalmic blanks, for further processing thereof; machinery for mixing, preparing and filtering of liquid grinding, polishing, lapping, cooling, cleaning and lubricating materials and parts thereof, namely, centrifuges and band filter; machinery for deblocking of optical parts and ophthalmic lenses, and parts thereof; machinery for preliminary cleaning and coating-ready cleaning of semi-finished optical parts; machinery for ultrasonic, brush and fluid cleaning of optical parts, and parts thereof; machinery for drying of optical parts and ophthalmic lenses, and parts thereof; machinery for the refinement and coating of optical parts; machinery for tinting of plastic lenses; high vacuum coating machinery for the coating of spectacle lenses, optical lenses, optical parts and other articles, namely, high vacuum coating machinery for the thermal coating by means of electron beam evaporation sources and thermal evaporation sources, with or without ion or plasma support; sputter coating machines for the sputtering coating of articles; Chemical Vapor Deposition (CVD) and Plasma Impulse Chemical Vapor Deposition (PICVD) coating machines for the CVD coating and PICVD coating of articles, with or without ion support; accessory parts of coating machines, namely, plasma sources and ion sources for the ion-supported operation of coating machines used in the coating of articles; machinery for applying hydrophobic layers, with or without vacuum, to articles; substrate lacquering machinery, namely, machines for applying hard coatings on substrates; extracting machines for recovering solvents used in the production of optical goods; electromagnetically or pneumatically operated automation, handling and loading devices to be used in connection with machinery used to produce optical goods, namely, industrial robots with swivel arms, suction holders, belt conveyors and/or tray magazines and holding brackets for carrying substrates; machine parts, namely, workpiece holder for use in the clamping of optical lenses

Laser centering devices for projecting a visible beam on a work piece when checking, aligning and cementing of optical parts; radiation-measuring instruments for measuring the intensity of ultraviolet radiation; mechanical devices, namely, dispensers of preset portions of liquids and paste-like media, namely, optical cements and optical adhesives for dosing purposes, all not for medical use; instruments for measuring liquid grinding, polishing, lapping, cooling and lubricating materials regarding density, namely, aerometers and parts thereof; instruments for measuring liquid grinding, polishing, lapping, cooling and lubricating materials regarding concentration and/or suspension of ingredients, namely, refractometers and parts thereof; instruments for measuring liquid grinding, polishing, lapping, cooling and lubricating materials regarding temperature, namely, thermometers and parts thereof; instruments for measuring liquid grinding, polishing, lapping, cooling and lubricating materials regarding pH value, namely, pH meters and parts thereof; instruments for measuring liquid grinding, polishing, lapping, cooling and lubricating materials regarding electrical conductivity, namely, conductivity meters and parts thereof; machinery, devices and instruments for measuring and checking optical components, particularly precision optical lenses and ophthalmic lenses, and parts thereof, namely, aspheric measuring machinery, topography measuring devices, interferometers, spherometer rings with gauges, measuring bars for the measurement of planity, spherometers and torometers for convex and concave surface measurement, center-thickness measuring devices for finished and blocked lenses, lensometers and measuring magnifiers; spectral-photometer; test glasses for determining the fringe defect and for checking of workpiece surfaces of lenses, mirrors and prisms; optical lenses, primarily made of glass and plastics, also for ultraviolet and infrared applications, especially ophthalmic lenses with or without coating, in particular anti-reflection coating, and precision optical lenses; lens blanks for ophthalmic lenses; vacuum-coated optical, if applicable quartz containing elements or carriers of glass, namely, discs of glass featuring vacuum-applied coatings and coatings containing quartz for testing purposes, namely, coating thickness control; vacuum-coated optical, if applicable quartz containing elements or carriers of plastics, namely, discs of plastics featuring vacuum-applied coatings and coatings containing quartz for testing purposes, namely, coating thickness control; measuring instruments for the detection of drilled holes and for obtaining the form data of ophthalmic lenses for rimless spectacles and parts thereof; measuring instruments for detecting the geometrical shape of spectacle frames and parts thereof; downloadable and recorded computer software and computer hardware for the calculation of processing data for optical parts, particularly ophthalmic lenses, for the administration and the transfer of production data to the processing machinery and for the surveillance and control of the manufacturing processes; temperature controllers for machinery used in the production of optical goods and parts thereof; pressure gauges for measuring the pressure at bladder chucks of grinding and polishing machinery; leak detectors for use with vacuum pumps; ultrasound substrate and visual inspection devices for optical goods; work benches and cabinets for clean rooms as special furniture for laboratories; magnetrons for use in coating machines

Industrial cooling apparatus for cooling down blocked semi-finished optical parts; water cooling installations, namely, cascade-cooler; electric cooler in the nature of a circulating cooler; ultraviolet radiators not for motors and engines, namely, ultraviolet point and ultraviolet surface radiators, and parts thereof, used in optical production for the pre-hardening and finish-hardening of ultraviolet cements and ultraviolet adhesives; electric heating cabinets incorporating halogen heaters for the hardening of optical cements and optical adhesives using halogen light, and parts thereof; heating furnaces for industrial use, namely, heating devices and heating plates for heating optical parts; industrial heating furnaces, namely, tempering furnaces for post oxidation of evaporated coatings and for hardening of lacquer finishes; ovens for industrial use, namely, static ovens and tunnel ovens for drying and degassing of optical parts; inspection lamps, and parts thereof, for use in surface inspection of optical parts

Adhesive foils, except for packing purposes, namely, adhesive foils for industrial use for fastening grinding pads, polishing pads, polishing foils, polishing cloth, polishing felt, diamond pellets and diamond grinding segments on lapping tools used for optical production

Installation, maintenance, overhauling and repair of machinery, manufacturing facilities and equipment used in the optical industry; installation, maintenance and repair of computer hardware used in the optical industry

Arrangement of training, educational courses and seminars in the field of manufacturing processes used in the optical industry

Engineering services, namely, technical project planning and design engineering of production plants and laboratory facilities used in the optical industry; consulting services provided by engineers, physicists and mathematicians, namely, technical consultancy in connection with designing process technology in the optical industry; programming, installation, maintenance and updating of computer software used in the optical industry; research in the field of optical production