- 专利标题: SENSOR ASSEMBLY AND METHOD FOR DETERMINING RESPECTIVE POSITIONS OF A NUMBER OF MIRRORS OF A LITHOGRAPHY SYSTEM
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申请号: US15807813申请日: 2017-11-09
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公开(公告)号: US20180067400A1公开(公告)日: 2018-03-08
- 发明人: Jan Horn , Stefan Krone , Lars Berger
- 申请人: Carl Zeiss SMT GmbH
- 优先权: DE102015209077.9 20150518
- 主分类号: G03F7/20
- IPC分类号: G03F7/20 ; G01B11/00 ; G01B11/26
摘要:
Sensor arrangements, methods for ascertaining a respective position of a number of mirrors of a lithography apparatus, projection systems of a lithography apparatus, and lithography apparatus are disclosed. The sensor arrangement includes at least one position sensor apparatus for providing a position signal for a mirror and an evaluation apparatus for ascertaining the position of the mirror depending on the position signal.
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