Welcome to your Digital Edition of Tech Briefs and Photonics & Imaging Technology Included in This May 2021 Edition: Tech Briefs May 2021 Photonics & Imaging Technology Vol. 45 No. 5 www.techbriefs.com May 2021 Designing Large Diameter Aspheres Cleaner, Faster Flight is on the Horizon Harnessing SWIR Line Scan Imaging Technology NASA Technology Improves Tankless Water Heaters Making Laser Processes More Sustainable Inside Princeton Engineering SPECIAL SECTION: Technology Leaders in Test & Measurement Systems Supplement to Tech Briefs Click Here Click Here How to Navigate the Magazines: At the bottom of each page, you will see a navigation bar with the following buttons: Arrows: Click on the right or left facing arrow to turn the page forward or backward. Introduction: Click on this icon to quickly turn to this page. Cover: Click on this icon to quickly turn to the front cover. Table of Contents: Click on this icon to quickly turn to the table of contents. Zoom In: Click on this magnifying glass icon to zoom in on the page. Zoom Out: Click on this magnifying glass icon to zoom out on the page. Find: Click on this icon to search the document. You can also use the standard Acrobat Reader tools to navigate through each magazine. Cov ToChttp://www.abpi.net/ntbpdfclicks/l.php?202105TBNAV