发明申请
US20170068175A1 LITHOGRAPHIC APPARATUS 审中-公开
LITHOGRAPHIC设备

LITHOGRAPHIC APPARATUS
摘要:
A lithographic apparatus has a support structure configured to support a patterning device, the patterning device serving to pattern a radiation beam according to a desired pattern and having a planar main surface through which the radiation beam passes; an outlet opening configured to direct a flow of a gas onto the patterning device; and an inlet opening configured to extract the gas which has exited the outlet opening, wherein the outlet opening and inlet opening are in a facing surface facing the planar main surface of the patterning device.
公开/授权文献
信息查询
0/0