发明名称 LIQUID IMMERSION MEMBER AND EXPOSURE APPARATUS
摘要 A liquid immersion member is used in a liquid immersion exposure apparatus, and forms a liquid immersion space above an object which is movable below the optical member. The liquid immersion member includes a first member that is disposed at at least a portion of surrounding of the optical member, and a second member that is disposed at at least a portion of surrounding of an optical path of the exposure light and is relatively movable with respect to the first member. The second member includes a second upper surface that is opposite to a first lower surface of the first member via a gap, a second lower surface that is capable of being opposite to the object, and a fluid recovery part that is disposed at at least a portion of surrounding of the second lower surface.
申请公布号 HK1206435(A1) 申请公布日期 2016.01.08
申请号 HK20150107023 申请日期 2015.07.23
申请人 NIKON CORPORATION 发明人 SATO, SHINJI
分类号 G03F 主分类号 G03F
代理机构 代理人
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