OPTICAL PICKUP HAVING AN OBJECTIVE LENS WHICH CAN REALIZE COMPATIBILITY WITH A PLURALITY OF OPTICAL DISKS, PARTICULARLY FOR SHARING A COLLIMATING LENS AND THE OBJECTIVE LENS ON AN OPTICAL PATH FROM A LIGHT SOURCE TO A DISK AND REALIZING COMPATIBILITY BETWEEN PLURAL OPTICAL DISKS BY USING ONE OR MORE LIGHT SOURCES
摘要
申请公布号
KR100514323(B1)
申请公布日期
2005.09.05
申请号
KR19970066390
申请日期
1997.12.05
申请人
SAMSUNG ELECTRONICS CO., LTD.
发明人
LEE, YONG JAE;SUNG, PYEONG YONG;YOO, JANG HUN;LEE, CHEOL U