This archival image from December 2018, shows the flight James Webb Space Telescope "telescope element" (the mirrors and instruments) at Northrop Grumman, where it is being prepped for integration with the "spacecraft element" (sunshield and bus). 
Image credit: NASA/Chris Gunn
<bdi><a href="https://www.wikidata.org/wiki/Q110278636" class="extiw" title="d:Q110278636"><span title="American photographer">Chris Gunn</span></a>
</bdi>
CC BY 2.0
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