Adhesives and adhesive substances for industrial purposes; optical thermoplastic and/or thermosetting cements, optical adhesives, optical cement foils and optical adhesive substances for cementing and fixing of optical parts on loose and fixed multiple blocks during optical production; thermoplastic and/or thermosetting colophony cements and wax cements; epoxy resins; thermoplastic and/or thermosetting ultraviolet cements, and ultraviolet adhesives and contact adhesives for industrial purposes; solvents for removing adhesives, adhesive foils for industrial purposes and protective lacquers for protection of particularly finished and polished surfaces during optical production

Machines for the surfacing and/or edging of ophthalmic lenses made from mineral glass or organic glass, and parts thereof, and CNC controlled and conventionally controlled machines for turning, milling, grinding, polishing and/or lapping of ophthalmic lens surfaces and/or the edge of ophthalmic lenses; machine-driven tools for use with ophthalmic lenses or lens surfaces, and parts thereof, namely, power operated turning tools with blades from tungsten carbide, PCD, Chemical Vapor Deposition or natural diamond; power operated milling heads with PCD blades and blades from tungsten carbide; power operated sintered and electroplated special shape milling cutters; diamond cutters for cutting plane surfaces, diamond radial milling cutters, circular grinding machine tools, power operated diamond grinding wheels, diamond grinding wheels for grinding plane surfaces, power operated diamond slicing wheels, diamond cup shaped grinding wheels, power operated diamond centering wheels, power operated diamond chamfering wheels and discs, diamond hollow power drills, machine diamond grinding segments to cover flat grinding wheels, diamond lapping pellets with metal or resin bond of the diamond particles to cover form tools as parts of grinding, polishing and lapping machines, sintered and electroplated diamond pads and foils for grinding machines; form machine tools for grinding, polishing and lapping optical parts by means of bound and loose abrasive, grinding pads, grinding tape and grinding foils with bound abrasive, polishing base, polishing pads, polishing discs, polishing tapes, polishing foils, polishing cloth, polishing felt and polishing pitch, the latter particularly based on wooden tar resin, fatty acids, phenols and resin acids; work piece chucks for grinding, milling, and lathing machines as well as polishing machines for different ophthalmic parts or precision optical parts, namely, lenses, mirrors and prisms and parts thereof, including collet chucks and work piece holders with membranes; work piece machine tool holders for clamping of optical lenses; machinery and devices for the blocking of semi-finished optical parts, particularly semi-finished ophthalmic blanks, for further processing thereof, and parts thereof; blocking machines and parts therefor, namely, pieces from aluminum alloys or plastics and blocking rings from stainless steel and attachment, planar and prism rings for the blocking of semi-finished optical parts, particularly semi-finished ophthalmic blanks, for further processing thereof; machinery for deblocking of optical parts, particularly ophthalmic lenses, and parts thereof; multi-purpose high pressure steam cleaner

Laser centering devices for checking, aligning and cementing in fixing of optical lenses to a jig; devices for measuring the intensity of ultraviolet radiation; dosing devices and dispensers for non-medical liquids and paste-like media, particularly optical cements and adhesives; devices and instruments for measuring in temperature, pH value, electrical conductivity, density, concentration and/or suspension behavior of liquid, grinding, polishing, lapping, cooling and lubricating materials, and parts thereof, including aerometers, refractometers, thermometers and measuring devices for the pH value; machinery, devices and instruments for measuring and checking the shape, size and/or optical power of 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; spectrophotometer; test glasses for determining the fringe defect and for checking of work piece surfaces of lenses, minors, prisms and other optical elements; optical lenses, primarily made of glass and plastics, also for ultraviolet and infrared applications, especially vacuum-coated ophthalmic lenses and precision optical lenses; monitor crystals, namely, electronic crystals for monitoring thin film deposition in the field of optics; optoelectronic or electromechanical devices for the detection of drilled holes and for obtaining the form data of ophthalmic lenses for rimless spectacles, and parts thereof; optoelectronic or electromechanical devices for detecting the geometrical shape of spectacle frames, and parts thereof; computer software and computer hardware for the calculation of processing data for optical parts, particularly ophthalmic lenses, for the managing of and transfer of production data to the optical parts data processing machines and for the surveillance and control of the optical parts manufacturing processes; machinery, apparatuses and devices for temperature controlling of coolants and slurries used in optical production and parts thereof; devices for measuring the pressure at bladder chucks of grinding and polishing machines; vacuum-leak detectors; substrate test and inspection devices, namely, devices for the measurement of the durability, the scratch resistant properties as well as the optical properties of optical coating substrates and optical coating layers; work benches and cabinets for clean rooms as special furniture for laboratories

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