Ohara Corporation
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Ohara History
Year Month Events
1935 10 Ohara Optical Glass Mfg. Co. Ltd. was established in Kamata, Tokyo as Jinpachi Ohara's private enterprise.
1936 11 Optical Glass Melting started
1944 2 Reorganized as a Joint-Stock Company.
Sagamihara factory was built.
1954 5 Platinum Pot Melting started
1958 4 Production of Lanthanum Glass started
1959 11 Appointed Chicago Aerial Industries(CAI) as an export agency
1961 1 Production of Strip Glass by Continuous Melting Method started
1962 10 Acquisition of stock of Ashigara Optical Incorporated(Kaisei-cho, Ashigara Kami Gun,Kanagawa)
1965 10 Continuous Melting and Direct Pressing Production Method started
1967 1 CAI was mergedinto bourns Inc. Bourns optical Glass was appointed as a distributor in U.S.A and Europe
1969 7 Ohara Glass reached the moon ( Apollo 11 )
1975 8 Production of Low Refractive Index - Low Dispersion Glass "FK01" Started
1976 5 Production of Glass Beads started
1979 2 Direct Pressing with Lanthanum Glasses started
1979 5 Production of Penta Prism by Direct Pressing started
1981 8 Ohara Corporation ( USA ) was established
1982 3 Ohara Glass flew into the universe with Space-Shuttle "Columbia"
1983 3 Volume Production of High Homogeneity Glasses started (0.5∼1.0X10-6)
1985 5 New Company Name "Ohara Incorporated" introduced
1986 9 Taiwan Ohara Optical Co. Ltd. ( Taiwan ) was established
1987 3 Production of High UV ( 365nm ) Transmittance Glass started
1987 5 Ohara Precision Corporation ( Japan ) was established
1988 6 Volume Production of Aspherical Molded Lens Blanks started
1988 8 Production of  "Glass Ceramics" started
1989 9 Introduction of 18" Interferometer ( Zygo Mark IV )
1990 1 Ohara GmbH ( Germany ) was established
1990 10 New Glass Type Desination System started
1991 9 Production of "Eco-Optical Glass" started
1991 10 Production of "Crystallized Beads" started
1991 11 Ohara Optical ( M ) Sdn. Bhd. ( Malaysia ) was established
1991 12 Introduction of Super Precision Spectrometer
1992 1 T.Q.C.( Total Quality control ) was introduced
1992 3 Ohara Measurement Service started
1993 3 Production of Ultra Low Expansion Glass started
1993 6 Production of "Fine Gob (FG) for precision glass molding" started
1994 11 Production of Glass Ceramics for Hard Disk Substrates started
1995 11 Starting of ACTIVE-21 movement
1996 5 Ohara Disk ( M ) Sdn. Bhd. ( Malaysia ) was established
1996 10 Ohara Hard Disk Division was ISO9002 Qualified
1997 3 All 112 Recommended Glass Types were switched to Eco-Glasses
1997 6 Production of  "Glass Disk for Flying Height Tester (GD-FHT) " started
1997 10 Optical Glass Div. and Special Glass Div. were ISO9002 Qualified
1998 4 All Ohara Products got ISO9001 Qualified
1998 10 Production of "Light High Refractive Index Eye-Glass " started
1999 7 Production of "Glass Substrates for DWDM " started
2000 1 Production of "Low Photoelastic Glass" started
2000 4 Ohara got  ISO14001 Qualified
2000 10 Measurement service for refractive indices at Vacuum UV region started
2001 11 Unique Ohara Optical Co. Ltd. (China) was established
2002 5 Ohara Optical (Hong Kong) Ltd.(China) was established
2002 6 Large-scale Continuous Melting started
2002 12 Ohara Optical (Zhongshan) Ltd.( China) was established
2004 11 "Production Renovation" was introduced
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