LFEX (IMAGE) Osaka University Caption This is a panoramic view of amplifying section of LFEX, that is composed of four laser beams; the size of each beam has a rectangular of 37cm x 37cm. To realize the large-diameter laser beam, we have developed a large optical element. Credit Osaka University 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.