发明名称 |
Optical fiber and optical transmission line |
摘要 |
An optical fiber has a zero dispersion wavelength in a wavelength range of 1350 to 1410 nanometers; a dispersion of 2 to 8 ps/nm/km at a wavelength of 1550 nanometers; a dispersion slope of a positive value and not more than 0.05 ps/nm<2>/km at a wavelength of 1550 nanometers; a transmission loss of not more than 0.4 dB/km at a wavelength of 1380 nanometers; an increase of transmission loss of not more than 0.04 dB/km at a wavelength of 1380 nanometers after a hydrogen aging test; a transmission loss of not more than 0.25 dB/km at a wavelength of 1550 nanometers; and a bending loss of not more than 30 dB/m when the optical fiber is wound at a diameter of 20 millimeters at a wavelength of 1550 nanometers.
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申请公布号 |
US2004170366(A1) |
申请公布日期 |
2004.09.02 |
申请号 |
US20030737850 |
申请日期 |
2003.12.18 |
申请人 |
THE FURUKAWA ELECTRIC CO., LTD. |
发明人 |
TAKAHASHI FUMIO;MUKASA KAZUNORI;KUMANO NAOMI;ISE SATORU |
分类号 |
G02B6/00;H04B10/00;H04J14/02;(IPC1-7):G02B6/22 |
主分类号 |
G02B6/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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