Optical profilers; Apparatus that employs light concentrating optics to concentrate sunlight and to aid in the conversion of sunlight into electric and thermal energy; 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-the-home and ethernet-over-VDSL access aggregators, terminators and repeaters, and remot...