FLY'S EYE INTEGRATOR, ILLUMINATOR, LITHOGRAPHIC APPARATUS AND METHOD.

    公开(公告)号:NL2003449A

    公开(公告)日:2010-04-29

    申请号:NL2003449

    申请日:2009-09-08

    Inventor: BANINE VADIM

    Abstract: A transmissive fly's eye integrator is disclosed that includes a first array of lenses and a second array of lenses. The first array of lenses and second array of lenses together form a fly's eye integrator, and the first array of lenses and second array of lenses comprise lenses which have a diameter selected from the range of 5 μm-50 μm, and a radius of curvature selected from the range of 25 μm-2500 μm.

    26.
    发明专利
    未知

    公开(公告)号:AT453136T

    公开(公告)日:2010-01-15

    申请号:AT07808582

    申请日:2007-09-17

    Abstract: A contaminant trap apparatus arranged in a path of a radiation beam to trap contaminants emanating from a radiation source configured to produce the radiation beam is disclosed. The contaminant trap apparatus includes a rotor having a plurality of channel forming elements defining channels which are arranged substantially parallel to the direction of propagation of the radiation beam, the rotor including electrically chargeable material and arranged to be electrically charged as a result of the operation of the radiation source; and a bearing configured to rotatably hold the rotor with respect to a rotor carrying structure, wherein the apparatus is configured to (i) control or redirect an electrical discharge of the rotor, or (ii) suppress an electrical discharge of the rotor, or (iii) both (i) and (ii).

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