LOH

Adhesives and adhesives foils for industrial purposes, including contact adhesives, adhesives and foils to fix grinding and polishing pads and foils, polishing cloth and felt, as well as diamond pellets and diamond grinding segments on laps in the optical production; soldering means and pastes for the soldering of diamond pellets and diamond grinding segments on grinding laps; optical cements and adhesives as well as optical cement and adhesive foils for cementing and fixing of optical parts on loose and fixed multiple blocks in the optical production, namely cementing sealing waxes, colophony cements, wax cements, cementing resins, ultraviolet cements and adhesives as well as contact adhesives; foam inhibitors and defoamers for liquid grinding, polishing, lapping and cooling preparations; preservatives for the preserving of liquid coolants and lubricants; solvents; liquid cooling preparations and concentrates; cooling preparations; coolants for grinding of optical parts

Paints, varnishes and lacquers for industrial purposes; protective lacquers for protecting particularly finished polished surfaces in the optical production as well as thinners and for such use, including dip-coating paints for spectacle lenses; anti-corrosive additives for liquid coolants and lubricants; colorants for coloring optical lenses

Grinding, polishing and lapping abrasives in powder form for the preparation of liquid grinding, polishing and lapping slurries for the processing of particularly optical parts with loose abrasive; system cleaning agents for circulation and supplying facilities for liquid grinding, polishing, lapping and cooling preparations as well as cooling lubricants; cleaning agents for machines in the optical production; cleaning agents and concentrates for optical parts as well as additives therefor, particularly for ultrasonic cleaning machines and apparatuses; liquid grinding, polishing, lapping preparations and concentrates

Cooling lubricants, comprising diamond suspensions, diamond lubricants, oxide polishing suspensions, concentrates comprising or not comprising mineral oil for grinding optical parts with diamond tools mineral oil free lubricants as well as lubricants based on vegetable oil, particularly for the processing of mineral glass and plastics in the optical production, mineral oils for grinding of optical parts and cutting oils; waxes for the blocking of semi-finished optical parts

Alloys of common metal for the blocking of semi-finished optical parts

Machine tools as well as parts thereof; machines for the processing of workpieces made from hard and brittle materials, especially optical parts, as well as parts thereof, including CNC controlled and conventionally controlled grinding, prism-grinding, radial-grinding, polishing, lever-polishing and centering machines, automatic centering machines and processing centers; machines for cut-off grinding, namely sawing of workpieces from hard and brittle materials, especially optical parts, as well as parts thereof; turning and grinding machines for the processing of centering chucks for optical parts as well as parts thereof; motor-driven single spindle optical machines for lapping and manual polishing in an optical production as well as parts thereof; machines for the surfacing and/or edging of spectacle lenses made from mineral glass or organic glass, as well as parts thereof, including CNC controlled and conventionally controlled machines for turning, generating, grinding, polishing and/or lapping of ophthalmic surfaces and/or the edge of ophthalmic lenses; lap-cutters for the cutting of grinding and polishing laps for the optical production as well as parts thereof; machines for plasma-edging, ion-beam polishing and fluid-jet polishing of optical parts as well as parts thereof; machine-driven tools for all of the aforementioned machinery as well as parts thereof and accessories therefor namely turning tools with blades from tungsten carbide, PCD, CVD or natural diamond, milling heads with PCD blades and blades from tungsten carbide, sintered and electroplated special shape milling cutters, diamond plano cutters, diamond radial milling cutters, circular grinding tools, diamond grinding wheels, diamond plano grinding wheels, diamond slicing wheels, diamond cup wheels, diamond centering wheels, diamond chamfering wheels and discs, diamond hollow drills, diamond grinding segments to cover flat grinding wheels, diamond pellets with metal and resin bond of the diamond particles to cover form tools, sintered and electroplated diamond grinding pads and foils, form tools for grinding, polishing and lapping processing of particularly optical parts with bound and loose abrasive, grinding pads, grinding tape and grinding foils with bound abrasive, polishing base, including polishing pads, polishing discs, polishing tapes, polishing foils, polishing cloth and polishing felt as well as polishing pitch, the latter particularly based on wooden tar resin, fatty acids, phenols and resin acids; workpieces chucks for all the other aforementioned machinery as well as parts thereof, including collet chucks and workpiece holders with membranes; facilities essentially consisting of machinery, apparatuses and devices for semi-automatic and automatic application of protective foils and lacquers on particularly semi-finished optical parts, as well as parts thereof; facilities essentially consisting of machinery and devices for the blocking of semi-finished optical parts, particularly semi-finished ophthalmic blanks, for further processing, as well as parts thereof; blocking pieces (parts of machines) from aluminium alloy or plastic and blocking rings (parts of machines) from stainless steel as well as attachment, plano and prism rings (parts of machines) for the blocking of semi-finished optical parts, particularly semi-finished ophthalmic blanks, for further processing; circulation and supplying facilities essentially consisting of circulation and supplying machines and apparatuses for liquid grinding, polishing, lapping, cooling and and lubricating materials as well as parts thereof; facilities essentially consisting of machinery, apparatuses and devices for mixing, preparing and filtering of liquid grinding, polishing, lapping, cooling and lubricating materials as well as parts thereof, including centrifuges and band filter devices; filter papers, non-woven filter materials, and filter cloth, as parts of machines, for filtering of particles from liquid coolants and lubricants; facilities essentially consisting of apparatuses and devices for deblocking of optical parts, particularly spectacle lenses, as well as parts thereof; facilities essentially consisting of machines and apparatus for ultrasonic cleaning of optical parts, particularly ophthalmic lenses, as well as parts thereof; facilities essentially consisting of machinery and apparatuses for the refinement and coating of optical parts; facilities essentially consisting of machinery and apparatuses for coloring of optical lenses and electromagnetically or pneumatically driven automation, handling and loading devices for all of the aforementioned facilities, machines, apparatuses and devices as well as parts thereof, including devices with swivel arm robots, suction cups, conveyors and/or circular magazines; workpiece holders for chucking optical glasses

Gloves for protecting glass against finger prints; laser centering devices for checking, aligning and cementing optical parts; devices for measuring the intensity of ultraviolet radiation; dosing devices and dispensers for liquids and paste-like media, particularly optical cements and adhesives; devices and instruments for measuring liquid grinding, polishing, lapping and cooling as well as lubricating materials regarding temperature, index of pH, electrical conductivity, density, concentration and/or suspension behavior as well as parts thereof, including aerometers, refractometers, thermometers and measuring devices for the index of pH; machinery, devices and instruments for measuring and checking optical components, particularly precision optical lenses and ophthalmic lenses, as well as parts thereof, including aspheric measuring machines, 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; test glasses for determining the fringe defect and for checking of workpieces surfaces of lenses, mirrors, prisms and other optical elements; devices for the detection of drilled holes and for obtaining the form data of spectacle lenses for rimless spectacles as well as parts thereof; devices for detecting the geometrical shape of spectacle frames as well as parts thereof; 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 machines as well as for the surveillance and control of the manufacturing processes; machinery, apparatuses and devices for temperature controlling as well as parts thereof, devices for measuring the pressure at bladders chucks of grinding and polishing machines

Chilling devices and plates for cooling down blocked semi-finished optical parts; ultraviolet point and surface radiators for the pre- and finish-hardening of ultraviolet cements and adhesives in the optical production as well as parts thereof; heating cabinets with halogen radiators for the hardening of optical cements and adhesives as well as parts thereof; heating devices and plates for heating optical parts; closed circuit chillers, apparatuses for recycling of solvents in the optical production; inspection lamps for surface controlling of optical parts as well as parts thereof

Self-adhesive protection foils for protecting particularly finished, polished surfaces, in the optical production; plaster for the sealing of prisms in the optical production

Transport trays, made of plastic for optical parts

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

Organization, arrangement and realization of training and educational courses and seminars in connection with optical production

Services of engineers, physicists and mathematicians including technical project planning, planning of production plants and lab planning for the optical industry, technical consultancy in connection with the process technology and development of process technology in the optical industry; programming, installation, maintenance and updating of computer software in the optical industry; research in the field of optical production; all of the aforementioned services in connection with all of the aforementioned goods