EXPOSURE METHOD OF MASKLESS EXPOSURE APPARATUS, AND MASKLESS EXPOSURE APPARATUS

PROBLEM TO BE SOLVED: To provide an exposure method of a maskless exposure apparatus and the maskless exposure apparatus, by which the relative positions of a camera and a spatial light modulator or a plurality of spatial light modulators can be easily obtained with high accuracy and the process acc...

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1. Verfasser: OSAKA YOSHIHISA
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide an exposure method of a maskless exposure apparatus and the maskless exposure apparatus, by which the relative positions of a camera and a spatial light modulator or a plurality of spatial light modulators can be easily obtained with high accuracy and the process accuracy can be improved. SOLUTION: A material which changes color by exposure, for example, a photochromic sensitive material is applied on the surface of the exposure object (work) 9. The exposure object 9 is exposed, by using the spatial light modulator 3 having a plurality of mirrors, the coordinate of the exposure position is read by a camera 5, disposed in the spatial modulator 3 side to obtain the positions of the camera 5 and the spatial light modulator 3, and the object is exposed based on that result. COPYRIGHT: (C)2006,JPO&NCIPI