LASER PRODUCED PLASMA LIGHT SOURCE HAVING TARGET MATERIAL COVERING CYLINDRICALLY SYMMETRIC ELEMENT
To reduce leakage of bearing gas.SOLUTION: The present disclosure is directed to laser produced plasma light sources having a target material, such as Xenon, that covers an outer surface of a drum. Embodiments include bearing systems for rotating the drum that have structures for reducing leakage of...
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Format: | Patent |
Sprache: | eng ; jpn |
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