发明名称 OPTICAL ELEMENT AND OPTICAL HEAD
摘要 <P>PROBLEM TO BE SOLVED: To provide a thin optical element with a simple structure and high use efficiency of light, and to provide an optical head using the optical element. <P>SOLUTION: The optical element mounted on a slider which moves relative to a recording medium, has an optical fiber whose end face on a side which couples light from a light source and emits the light is formed on a slope inclined with respect to an optical axis, and a lens that is formed on a slope of the optical fiber and that focuses the light emitted from the optical fiber to a predetermined position where the light is reflected and coupled with the slider. <P>COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2008305501(A) 申请公布日期 2008.12.18
申请号 JP20070152461 申请日期 2007.06.08
申请人 KONICA MINOLTA OPTO INC 发明人 KONNO KENJI
分类号 G11B5/02;G11B7/135;G11B11/10 主分类号 G11B5/02
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