WL Photonics Inc., a privately owned company, was incorporated in July, 2013 with the commitments of designing, developing, manufacturing and marketing innovative photonic products of fiber optic wavelength tuning and conditioning solutions for communication, spectroscopy instrument and optical fiber sensing industries. The company’s feature products include fiber-pigtailed tunable optical filters, fiber optic wavelength- comb, fiber optic phase compensator (pulse compressor/stretchers), tunable fiber lasers, wavelength-swept lasers, portable optical spectrum analyzer, high power optical isolators and custom fiber optic solutions of light signal processing and manipulating in terms of intensity, phase, polarization and spectral ingredient.