发明申请
- 专利标题: Optical fiber preform, method for manufacturing thereof, and optical fiber obtained by drawing thereof
- 专利标题(中): 光纤预制件,其制造方法以及通过其制造得到的光纤
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申请号: US11133193申请日: 2005-05-20
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公开(公告)号: US20050229639A1公开(公告)日: 2005-10-20
- 发明人: Tetsuya Otosaka , Dai Inoue , Hiroshi Oyamada , Jun Abe , Hideo Hirasawa
- 申请人: Tetsuya Otosaka , Dai Inoue , Hiroshi Oyamada , Jun Abe , Hideo Hirasawa
- 申请人地址: JP Annaka-shi
- 专利权人: Shin-Etsu Chemical Co., Ltd.
- 当前专利权人: Shin-Etsu Chemical Co., Ltd.
- 当前专利权人地址: JP Annaka-shi
- 优先权: JP2002-230380 20020807
- 主分类号: G02B6/00
- IPC分类号: G02B6/00 ; C03B37/012 ; C03B37/014 ; C03B37/018 ; C03C13/04 ; G02B6/02 ; C03B37/075
摘要:
Even if an optical fiber obtained by drawing a preform is exposed to hydrogen atmosphere, an OH peak in the optical fiber at wavelength of about 1385 nm hardly rises regardless of the condition of drawing.
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