| 申请日期 | 2025-07-16 | 申请号 | WOJP07058128 |
| 公开（公告）号 | WO2007119807A1 | 公开（公告）日 | 2007-10-25 |
| 公开国别 | WO | 申请人省市代码 | 全国 |
| 申请人 | CENTRAL GLASS COMPANY LIMITED; OKAMOTO Hideyuki; KUBOTA Yoshinori; TESHIMA Takuya | ||
| 简介 | A light source comprising at least an excitation light source, a fluoride optical waveguide added with a rare earth element, a multiplexing means, and an optical fiber for output, which is characterized in that ASE light having a shorter wavelength than the excitation light and generated during an up-conversion process occurring in the optical waveguide is emitted to the outside via at least one long wavelength cut-off device provided inside the device or on the outside of the device. | ||
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