| 申请日期 | 2025-06-28 | 申请号 | JP2006551141 |
| 公开（公告）号 | JP4755114B2 | 公开（公告）日 | 2011-08-24 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | CORNING INCORPORATED397068274 | ||
| 简介 | An optical fiber comprising : (i) a silica based, rare earth doped core having a first index of refraction n1; (ii) a silica based inner cladding surrounding the core having a second index of refraction n2, such that n1>n2; (iii) a silica based outer cladding surrounding the inner cladding having a third index of refraction n3 such that n2>n3, wherein inner cladding diameter is at least 125 mum. | ||
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