Home : : Corporate Information : : Application : : Product Lineup : : OCJ Core Technology : : Quality Control & Production Process Corporate Information : : Company profile : : History : : Chairman's message : : Main customers : : Contact Application : : Filter for CD & DVD pick-up : : Filter for optical communication : : Filter & mirror for LCD projectors : : Filter for the fluorescence / Raman analysis Product Lineup : : Interference filter : : Infrared filter : : Laser mirror : : Beam splitter : : High performance cold mirroron deep dish : : Cold mirror / filter : : Dichroic mirror / filter : : Antireflection : : Neutral density filter : : Metal coating : : DLC coating OCJ Core Technology : : Coating process : : Optics thin-film design : : Control technology Quality Control & Production Process : : Quality Control : : Production control : : Production process Features Allows uniform attenuation of light over a specific wavelength region. Applications Used as a beam attenuation filter of a motion picture camera. Design production of a specified wavelength for ultraviolet and infrared is possible. Copyright(C) 2004 Optical Coatings Japan All Rights Reserved. : : info@ocj.co.jp