OHARA INC.
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JP
EN
CN
Products and Service
OHARA's Technical Capabilities
Company Information
Investor Relations
Sustainability
NEWS
Contact Us
Catalog Download
NEWS
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Products and Service
2025
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05/08/2023
Products and Service
Announcement of Updates to the OHARA Optical Glass Sales Classifications for “Discontinued glass types” and “Special order glass types” in 2023
05/08/2023
Products and Service
Change in catalog value due to the update of Knoop hardness measuring device
04/12/2023
Products and Service
Apology and correction for Thermal conductivity error
01/13/2023
Products and Service
Introducing a new optical glass for polished lenses: S-LAL61Q achieves industry-leading acid resistance [RA(P)] by powder method with ranges, nd: 1.74 or higher and vd: 50-55.
11/30/2022
Products and Service
Introducing a new optical glass type: S-LAH99W, an improved transmittance version of S-LAH99
02/28/2022
Products and Service
Partial revision of the catalog data
12/27/2021
Products and Service
S-NBH59 is an optical glass for polishing lens and effective for secondary chromatic aberration correction.
11/22/2021
Products and Service
Errors of Relational constant for temperature coefficient of the refractive index
06/14/2021
Products and Service
Regarding the erroneous description of catalog values (Young’s Modulus & Rigidity Modulus)
06/01/2021
Products and Service
Notice of S-BSL 7 Catalog Value Update
https://www.ohara-inc.co.jp/en/news/cat/product-en/
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