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经营范围
发明名称
LIGHT ATTENUATOR
摘要
PURPOSE:To make attenuation quantity variable continuously and widely by disposing a lens between optical fibers and changing the opposing distance by relatively moving the optical fibers and lens.
申请公布号
JPS53135659(A)
申请公布日期
1978.11.27
申请号
JP19770050436
申请日期
1977.04.30
申请人
MITSUBISHI ELECTRIC CORP
发明人
HIGUCHI RIYUUICHI;MATSUI TERUJI;SANOKI KEIKO;HIRANO MASAHIKO
分类号
G02B6/00;G05D25/00
主分类号
G02B6/00
代理机构
代理人
主权项
地址
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