发明名称 OPTICAL PICKUP DEVICE
摘要 There is provided a low-cost and reliable optical pickup device, wherein an objective lens is in contact with an adhesive at least one or more portions and fixed to the adhesive and also the height of the adhesive for fixing the objective lens is higher than the surface of the objective lens or the end of the objective lens, thereby a sufficient adhesive strength is secured between the objective lens and a member to which the objective lens is adhered and further this adhesive serves also as a disc protector.
申请公布号 US2010322061(A1) 申请公布日期 2010.12.23
申请号 US20100765464 申请日期 2010.04.22
申请人 HITACHI MEDIA ELECTRONICS CO., LTD. 发明人 OKAMURA MASAYUKI;MIZUSHIMA AKIKO;SAITO HIDENAO;HATO JUN;TAKAHASHI KAZUMI
分类号 G11B7/135 主分类号 G11B7/135
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