FOCI

[ fiber optic connector parts/patchcords, ] fiber optic couplers, fiber optic wavelength division multiplexers, [ fiber optic filters, ] fiber optic attenuators, fiber optic isolators, [ fiber optic amplifier/switches, fiber optic instruments, LED/LD light source driver, optical power meter, fiber optic insertion/return loss meter, fiber optic sensors, fiber optic collimators, fiber optic remote fiber testing systems, comprising industrial personal computer, fiber optic terminal, fiber distribution apparatus, ] wavelength division multiplexer [, optical switch, and optical time domain reflector ]