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发明名称
具备薄皮层的光罩及薄皮层
摘要
本发明系提供解除随光罩大尺寸化而将薄皮层(pellicle)大尺寸化时所出现的问题,可达大尺寸化之具备薄皮层的光罩。本发明的具备薄皮层的光罩,系在光罩4表面上所装设的薄皮层1之薄皮层膜3,由具透光性的刚性材料构成,且上述薄皮层膜3尺寸系达表面积4000cm2以上的尺寸。
申请公布号
TW200707086
申请公布日期
2007.02.16
申请号
TW095121564
申请日期
2006.06.16
申请人
HOYA股份有限公司
发明人
大田黑龙
分类号
G03F1/14(2006.01);H01L21/027(2006.01)
主分类号
G03F1/14(2006.01)
代理机构
代理人
赖经臣
主权项
地址
日本
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