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 We offer the high performance, high reliability optical thin film coating product, which satisfies customers' requirements with the combined optimal process technologies applying to the each required spec of products, based on the accumulated basic technologies that we could have acquired through the abundant experiences. Substrate material Coating material Optics thin- film design Process design Cleaning Coating process Control technology Cutting abrasion technology Assembling technology Adhesion technology Exact processing technique Optical evaluation Mechanical evaluation Environment evaluation Durability evaluation Copyright(C) 2004 Optical Coatings Japan All Rights Reserved. : : info@ocj.co.jp