Scanning Webb's Surrogate Eye
Engineer Erin Wilson adds aluminum tape to electrical cables to protect them from the cold during environmental testing of special optical equipment. These tests will verify the alignment of the actual flight instruments that will fly aboard NASA’s James Webb Space Telescope.
See the full photo feature: www.nasa.gov/topics/technology/features/webb-eye-scan.html
Credit: NASA/Chris Gunn
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Taken on May 10, 2012