LASER TECHNOLOGY FUNDAMENTALS EXPLAINED

At right is a sizable-scale image of galaxy M87 taken in 1998 with Hubble's Broad-Field Planetary Camera two. The two photographs at still left present an image taken in 2006 with Hubble's Highly developed Camera for Surveys. The posture with the supermassive black hole is indicated through the black dot within the reduce remaining panel, and a kno