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发明名称
曝光装置及校正装置
摘要
一种曝光装置,建构成可藉使用来自一光源的光,将一原片的一图样曝光在一基底上。曝光装置具有一照明光学系统,建构成可使用来自该光源的片,利用偏振光来照射原片,及一校正单元,建构成可校正来自光源的光的光轴,及照明光学系统的光轴的失调准。校正单元具有第一透镜及一偏转构件,第一透镜可沿一与透镜的一光轴成垂直的方向移动,且由该偏转构件所偏转的光的一偏转方向系可变的。
申请公布号
TW200928606
申请公布日期
2009.07.01
申请号
TW097137928
申请日期
2008.10.02
申请人
佳能股份有限公司
发明人
须田广美
分类号
G03F7/20(2006.01);G02B27/28(2006.01)
主分类号
G03F7/20(2006.01)
代理机构
代理人
林志刚
主权项
地址
日本
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