daily coverage of the optics & photonics industry and the markets that it serves
GMT mirror five: casting begins
The last piece of glass is placed into the mold for GMT mirror number five. Casting began November 4, but only after melting, spinning, three months of cooling and years of high-precision polishing will the mirror be ready to ship to the GMT site. Photo:GMTO Corporation/University of Arizona.
© 2022 SPIE Europe
Top of Page