发明名称 |
Tunable filter |
摘要 |
A tunable filter includes a wavelength selector and a reflector. The wavelength selector selects a wavelength of a light beam. The reflector reflects the light beam, the wavelength of which is selected by the wavelength selector. The light beam reflected by the reflector is again introduced into the wavelength selector to improve wavelength selectivity.
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申请公布号 |
US2004208448(A1) |
申请公布日期 |
2004.10.21 |
申请号 |
US20020093986 |
申请日期 |
2002.03.08 |
申请人 |
ASAMI KEISUKE;SATOH YOSHINORI |
发明人 |
ASAMI KEISUKE;SATOH YOSHINORI |
分类号 |
G02B26/00;G02B5/20;G02B6/34;(IPC1-7):G02B6/26 |
主分类号 |
G02B26/00 |
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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