发明公开
- 专利标题: Mode-locked laser device, ultrashort pulse light source device, broad bandwidth light source device, non-linear optical microscopy device, non-linear optical microscopy device, recording device and optical coherence tomography device
- 专利标题(中): 锁模激光光源为超短脉冲,光源具有大的带宽,非线性光学显微装置,记录装置和光学相干断层成像装置
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申请号: EP09013302.6申请日: 2009-10-21
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公开(公告)号: EP2180563A1公开(公告)日: 2010-04-28
- 发明人: Yamazoe, Shogo
- 申请人: Fujifilm Corporation
- 申请人地址: 26-30 Nishiazabu 2-chome Minato-ku Tokyo JP
- 专利权人: Fujifilm Corporation
- 当前专利权人: Fujifilm Corporation
- 当前专利权人地址: 26-30 Nishiazabu 2-chome Minato-ku Tokyo JP
- 代理机构: Metzler, Volker
- 优先权: JP2008275756 20081027
- 主分类号: H01S3/11
- IPC分类号: H01S3/11 ; G01N21/64 ; G01N21/47 ; A61B5/00 ; G11B7/125 ; H01S3/08
摘要:
There is provided a mode-locked laser device (10) including: a resonator (34); a solid-state laser medium (26) that is disposed in the resonator (34) and outputs oscillation light in accordance with the incidence of excitation light; a saturable absorber (28) that is disposed in the resonator (34) and induces soliton mode-locking; a group velocity dispersion correction component (30) that is disposed in the resonator (34) and controls group velocity dispersion in the resonator (34); and an excitation portion (32) that causes excitation light to be incident at the solid-state laser medium (26), wherein a resonator length of the resonator is at least a resonator length with which soliton mode-locking is inducible and is less than a resonator length with which non-soliton mode-locking is inducible.
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