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公开(公告)号:US20150353420A1
公开(公告)日:2015-12-10
申请号:US14760025
申请日:2013-12-19
Applicant: HOYA CORPORATION
Inventor: Kazuo TACHIWANA , Teruo YAMASHITA , Shigeru HAYASHI , Junko AKOJIMA
CPC classification number: C03C23/0075 , B24B7/241 , B24B13/00
Abstract: Provided is a method for manufacturing an optical element from glass after polishing and in which either or both of a cleaning liquid used in a cleaning step for the glass after polishing and a rinsing liquid used in a rinsing step after the cleaning step are a liquid that inhibits expansion of cracked parts present on the surface of the glass after polishing.
Abstract translation: 提供了一种从抛光后的玻璃制造光学元件的方法,其中在抛光后的玻璃的清洁步骤中使用的清洗液和在清洗步骤之后的漂洗步骤中使用的漂洗液中的任一种或两种是液体, 在抛光后抑制存在于玻璃表面的裂纹部分的膨胀。
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公开(公告)号:US20150299029A1
公开(公告)日:2015-10-22
申请号:US14648821
申请日:2013-11-29
Applicant: HOYA CORPORATION
Inventor: Kazuo TACHIWANA , Junko AKOJIMA , Teruo YAMASHITA
IPC: C03C3/247
CPC classification number: C03C3/247 , C03C21/001 , C03C23/008 , G02B1/00 , G02B3/00
Abstract: A glass article includes P, Al, an alkali earth metal, F and O, wherein the content of P and O is greater at the surface side of the glass article than the inner side thereof and the content of the alkali earth metal and F is less at the surface side of the glass article than the inner side thereof.
Abstract translation: 玻璃制品包括P,Al,碱土金属F和O,其中P和O的含量在玻璃制品的表面侧比其内侧大,并且碱土金属和F的含量为 在玻璃制品的表面侧比内侧更少。
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