James Webb Space Telescope > Collections

These albums show the mirrors of the James Webb Space Telescope. This includes an overview, images of the primary mirror segment blanks, the Engineering Test mirror, cryogenic testing of the mirrors, the assembly of the primary mirror, the secondary mirror, and the tertiary mirror and the Aft Optics Subsystem that it is installed within.

You can learn more about our mirrors on our website: jwst.nasa.gov/mirrors.html

Mirrors Overview

Mirrors Overview

5 photos

Flight Mirror Arrival at NASA Goddard

Flight Mirror Arrival at...

36 photos, 2 videos

Secondary Mirror

Secondary Mirror

22 photos

Tertiary Mirror

Tertiary Mirror

2 photos

Test Equipment

Test Equipment

122 photos

Vibration Testing

Vibration Testing

13 photos