'Bug Zapper' (IMAGE) Lehigh University Caption The device's targeted capacity is approximately 3,000 N95 masks per day (200 masks per exposure), but St. Luke's can scale up to 10,000 masks per day if necessary. Credit St. Luke's University Health Network Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.