Replacement apparatus for an optical element
A replacement apparatus for an optical element mounted between two adjacent optical elements in a lithography objective has a holder for the optical element to be replaced, which holder can be moved into the lithography objective through a lateral opening in a housing of the same.
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Main Authors | , , , , |
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Format | Patent |
Language | Chinese English |
Published |
30.12.2009
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Subjects | |
Online Access | Get full text |
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Summary: | A replacement apparatus for an optical element mounted between two adjacent optical elements in a lithography objective has a holder for the optical element to be replaced, which holder can be moved into the lithography objective through a lateral opening in a housing of the same. |
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Bibliography: | Application Number: CN200910161815 |