Optical device

申请公布号：USRE44333(E1)

申请号：US20080347756

申请日期：2008.12.31

申请公布日期：2013.07.02

申请人：

WANG GIN-KON;TIAN HOLDINGS, LLC

发明人：WANG GIN-KON

分类号：G11B7/00;G11B7/135

主分类号：G11B7/00

摘要：The present invention relates to an optical device which includes a first laser diode, a beam splitter, a first objective lens, a photo-detector, a second laser diode, a wedged plate beam splitter, a second objective lens and a collimator. The present invention deploys two independent transmitting paths. The retrieving paths share the beam splitter and the photo-detector commonly at the returning route.

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