A massive green and blue laser beam was spotted in the San Francisco sky earlier this week, and despite plenty of speculation online, no one seemed to know much about its purpose or origin ...
But producing a small spot size with blue light has been tricky, says Hiroshi Ohno, who manages the laser development team to which Hagino belongs. A high brightness laser beam requires both high ...
Eight minutes stood between Vanguard and a decisive 41-12 victory over North Marion when a blue laser beam, believed to be coming from outside the stadium, flashed across the field. The Knights ...