HANK MORGAN / SCIENCE PHOTO LIBRARY HANK MORGAN / SCIENCE PHOTO LIBRARY
The Hubble Space Telescope primary mirror under construction at the Perkin-Elmer Corporation's Optical Facility in Wilton, Connecticut, USA. The face of the 2.4 metre diameter mirror is being ground & polished before being coated with a special reflective surface. At this stage, the finely polished glass surface is still transparent, revealing the cellular construction of the mirror blank.
Model release not required. Property release not required.