[ Optical coatings; pigments; flexographic, intaglio, and gravure inks, and high performance coatings and dispersions to provide security and brand protection, authentication, and differentiation ]

Communications hardware and software for connecting electronic communications networks; telecommunications and data networking hardware and software, namely, devices for transmitting, routing, and receiving audio, video, and other data across networks; computer hardware for telecommunications; computer hardware; hardware, software and systems, namely, telecommunications and data networking hardware, software, and components for testing and measurement of telecommunications and networking hardware, software and systems; computer imaging hardware; [ lasers not for medical use; semiconductors; ] communications, telecommunications, optical and computing switches, adaptors, connectors, splitters, couplers, meters, modulators, receivers, amplifiers, transmitters, monitors, test systems; transceivers; transponders; multiplexers; scientific and technical apparatus, namely, optical mirrors; optical filters; optical lenses; power converters; power supplies; liquid crystal displays; [ liquid crystal display projectors; ] image projectors; [ internally illuminated sign and light engines; ] mounting racks for communications or computer hardware, telecommunications hardware or computer hardware

Repair and maintenance of computer and communications hardware and software and medical devices

Education services, namely, providing classes, seminars, and workshops in the fields of the design, selection, implementation, installation, use, and testing of communications systems and equipment for others, and in the fields of product security, communications networks, optical networks, optical hardware, communications hardware and fiber optics; training services in the fields of the design, selection, implementation, installation, use, and testing of communications systems and equipment for others, and in the fields of product security, communications networks, optical hardware, communications hardware, and fiber optics

Consultation services in the fields of the design, selection, implementation, installation, use, and testing of communications systems and equipment for others; consultation services in the fields of product security, communications hardware, communications networks, optical networks, optical hardware, fiber optics; engineering [ ; design for others in the fields of printing, product security, communications hardware, computer hardware, optical hardware, fiber optics ]