Photoelectric sensors; Electrical and electronic connectors; Videocameras; Apparatus for transmission of communication; Connectors for electronic circuits; Optical fiber cables; Electric and electronic circuits; Fiber optic connectors; Integrated circuits; Telecommunications equipment, namely, fiber-optic transceivers, fiber optic repeaters, converters and optimizers, wave division multiplexers, free-space optics transmission systems, switches including Ethernet switches and routers, fiber-to...