OPTICAL ELEMENT PRODUCING METHOD, BASE MATERIAL DRAWING METHOD AND BASE MATERIAL DRAWING APPARATUS
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United States of America Patent
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app pub date -
Dec 11, 2006
filing date -
Mar 1, 2001
priority date (Note) -
Abandoned
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Abstract
A method of working an optical element for producing an optical element having a microscopic pattern, comprising a pattern drawing step for forming a specified pattern corresponding to said optical element on a base material including a layer of pattern drawing object, wherein said layer of pattern drawing object has a curved surface, and said specified pattern is drawn by the application of an electron beam to said layer of pattern drawing object.
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