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FIBER OPTIC COMMUNICATION DEVICES, NAMELY OPTICAL FILTERS, OPTICAL MODULATORS, OPTICAL DISPERSION CONTROLLERS, OPTICAL DISPERSION COMPENSATORS, OPTICAL MULTIPLEXERS, OPTICAL DEMULTIPLEXERS; OPTICAL, THERMAL, MECHANICAL AND ELECTRONIC CONTROLS FOR MODIFYING THE SPECTRAL CHARACTERISTICS OF FIBER OPTIC COMMUNICATIONS DEVICES; HARDWARE AND SOFTWARE FOR REGULATION AND MANAGEMENT OF OPTICAL, THERMAL, MECHANICAL AND ELECTRONIC CONTROLS; FIBER OPTIC COMMUNICATION SYSTEMS, SUB-SYSTEMS AND INSTRUMENTS, NAMELY OPTICAL FIBER CABLES, OPTICAL TRANSMITTERS, OPTICAL RECEIVERS, OPTICAL RELAY STATIONS AND OPTICAL SWITCHES; AND RELATED USER MANUALS SOLD IN CONNECTION THEREWITH

INSTALLATION, MAINTENANCE, REPLACEMENT AND REPAIR OF FIBER OPTIC COMMUNICATIONS DEVICES

TECHNICAL CONSULTING AND RESEARCH IN THE FIELD OF FIBER OPTIC COMMUNICATIONS, NAMELY CUSTOMER SYSTEM AND SUB-SYSTEM DESIGN AND DEVELOPMENT FOR OTHERS; CUSTOMER SUPPORT FOR FIBER OPTIC COMMUNICATION SYSTEMS, NAMELY TECHNICAL CONSULTING, TROUBLESHOOTING AND SYSTEM MODIFICATION, CONDUCTED IN PERSON, BY TELEPHONE AND VIA GLOBAL COMPUTER NETWORKS