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DFS Blog

Immersion Photolithography ASML Scanners UPW Conditioning System

Posted by DFS on Sep 14, 2021 8:16:17 PM

Fully Automated, Space-Saving Immersion ASML Scanners UPW Conditioning System Affords Flexibility and Low Cost of Ownership

The DFS Fusion™ UPW Conditioning System provides immersion lithography ASML scanners with an uninterrupted flow of filtered ultrapure water at extremely stable flow, pressure, and temperature. The system uses maglev pumps, pressure transducers, filters, Teflon heat exchangers, and precision proportional flow control valves (PFCV) for closed loop control of the process. Built-in metrology options monitor and alarm for any conditions that are out of specification.

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Topics: ultrapure water