ILLUMINATING OPTICAL DEVICE, ALIGNER, AND EXPOSURE METHOD

PROBLEM TO BE SOLVED: To provide an illuminating optical device which can provide illumination conditions which are highly diverse regarding proper illumination conditions such as a secondary light source shape, light intensity and polarization state required for transferring a mask pattern with var...

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Bibliographische Detailangaben
1. Verfasser: NISHINAGA HISASHI
Format: Patent
Sprache:eng
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