Line narrowing device, electronic device manufacturing method

A line narrowing device includes first and second prisms disposed at positions different in a wavelength dispersion direction of any of the first and second prisms, a third prism disposed on the optical path of an optical beam and through which the beam width of the optical beam is enlarged and firs...

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Bibliographische Detailangaben
Hauptverfasser: Kumazaki, Takahito, Wakabayashi, Osamu
Format: Patent
Sprache:eng
Schlagworte:
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