Optical components and sub-systems for fiber optic networks and systems, namely, low phase noise lasers and distributed feedback lasers for interferometric sensing, acoustic arrays, seismic exploration systems, test and measurement systems, telecommunications systems, oil and gas sensing systems, pipeline monitoring systems, perimeter security systems; and passive optical filters, and gain flattening filters for erbium-doped fiber amplifiers, Raman amplifiers, telecommunication systems; and o...

Optical components and sub-systems for fiber optic networks and systems, namely, low phase noise lasers and distributed feedback lasers for interferometric sensing, acoustic arrays, seismic exploration systems, test and measurement systems, telecommunications systems, oil and gas sensing systems, pipeline monitoring systems, perimeter security systems; and passive optical filters, and gain flattening filters for erbium-doped fiber amplifiers, Raman amplifiers, telecommunication systems; and o...

Components and subsystems for fiber optic networks consisting of precision gain flattening filters, pump laser stabilizers, wavelength monitors, tunable gratings, fiber optic and all optical add/drop filters, variable and fixed fiber optic attenuators, amplifiers, phase masks, channel equalizers, and channel detectors and monitors, planar waveguides and integrated optical waveguide gratings, fiber resonators for Raman and fiber lasers and amplifiers, dispersion and polarization mode dispersio...

Components and subsystems for fiber optic networks consisting of precision gain flattening filters, pump laser stabilizers, wavelength monitors, tunable gratings, fiber optic and all optical add/drop filters, variable and fixed fiber optic attenuators, amplifiers, phase masks, channel equalizers, and channel detectors and monitors, planar waveguides and integrated optical waveguide gratings, fiber resonators for Raman and fiber lasers and amplifiers, dispersion and polarization mode dispersio...