Exposure process and apparatus using glass photomasks
An exposure process using photomasks, the process includes the steps of: providing a plurality of glass photomasks for optical lithography with respect to a target substrate to be processed, the photomasks having identical exposure patterns, and exposing the target substrate a plurality of times usi...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | An exposure process using photomasks, the process includes the steps of: providing a plurality of glass photomasks for optical lithography with respect to a target substrate to be processed, the photomasks having identical exposure patterns, and exposing the target substrate a plurality of times using the plurality of glass photomasks. |
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