The Completed James Webb Space Telescope Primary Mirror
A view of the completed primary mirror on the James Webb Space Telescopes on February 3, 2016. Comprised of 18 hexagonal mirror segments, each measuring 4.3' in diameter and made of beryllium (Be), the overall diameter of the primary mirror is a massive 21.3'! Credit: NASA/Chris Gunn
Gallery: Images for Publications
- Author:
- Scott MacNeill
- Entry Date:
- Jan 26, 2018
- Published Under:
- Scott MacNeill's Media