# Side profile of a man standing in front of Roman's primary mirror.

![Side profile of a man standing in front of Roman's primary mirror.](https://assets.science.nasa.gov/dynamicimage/assets/science/missions/rst/cleanroom-photos/mirror1.jpg?w=1600&fit=clip)

- Released: January 29, 2026
- Category: spacecraft
- Credit: NASA/Chris Gunn
- NASA source: https://science.nasa.gov/missions/roman-space-telescope/building-roman/
- Page: https://roman.mixinvisuals.com/image/pbc4a53f97e4c/side-profile-of-a-man-standing-in-front-of-roman-s-primary-mirror/

The Roman team modified the inherited mirror's shape and surface to meet the mission's science objectives. The mirror sports a layer of silver less than 400 nanometers thick — about 200 times thinner than a human hair. The silver coating was specifically…