Fiber optic cables; Fiber optic connectors; Fiber optic instruments, namely, adapters, launch cables, connectors, visual fault finders, switches and delay lines; Fiber optics; Optical fiber cables; Optical fiber connectors; Optical fibers sold as a component of fiber optical cables; Telecommunications equipment, namely, fiber-optic transceivers, fiber optic repeaters, converters and optimizers, wave division multiplexers, free-space optics transmission systems, switches including Ethernet swi...