FOCtek Photonics, Inc. was established in Nov. 18, 2001, which is a joint venture company integrated in manufacturing, marketing and designing . Our products include Laser crystals, NLO crystals, Birefringent crystals, Windows, Lenses, Prisms, polarizing optics, Beamsplitters, etc. which are widely used in semiconductor, electronics, optics, lasers and telecommunication. Our products are exported to the United States, Japan, Europe, and Southeast Asia.