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发明名称
PROJECTION LENS AND METHOD FOR ADJUSTING FOCUS OF PROJECTION LENS
摘要
申请公布号
JPH11305117(A)
申请公布日期
1999.11.05
申请号
JP19980115204
申请日期
1998.04.24
申请人
SONY CORP
发明人
SUGANO YASUYUKI
分类号
G02B13/18;G02B13/06;G02B13/24;H04N5/74;(IPC1-7):G02B13/24
主分类号
G02B13/18
代理机构
代理人
主权项
地址
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