chemicals used in industry, science, photography and optics for use in the manufacture of optical glasses, lenses, contact lenses, spectacles and spectacle frames; tempering chemical for use in metalworking or soldering, and soldering chemicals; adhesives for general industry use

drilling machines, truing machines; polishing machines for use in grinding and polishing metal, wood, ceramics and plastics; autogenous soldering and electric welding machines, industrial machine presses, threading machines, electrical motors for machines and parts therefor

hand tools, namely, pliers, screwdrivers, scissors, pincers, wrenches, files, drills, milling cutters, saws, hammers, vices and clamps; stands for the above-mentioned goods

optical and measuring apparatus and instruments, namely, thickness-measuring apparatus for use with lenses and contact lenses, altimeters, and measuring glasses; galvanizing apparatus, spectacles, sunglasses, protective spectacles, swimming spectacles, diver masks; spectacle frames and their parts, namely, handles, handle ends, hinges, closing blocks, screws, rivets, olives, nuts, washers, spectacle fittings, bars and bar supports; optical glasses, sun protection plate glasses, spectacle cases, contact lenses, cases for contact lenses; computer software for use in database management and for use in the manufacture of optical glasses, lenses, contact lenses and spectacles

education services, namely, conducting classes, seminars, conferences and workshops in the fields of application possibilities of optical products

opticians' services; quality control for others, in particular of technical aides and devices; computer programming for others