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James Webb Space Telescope Tertiary Mirror | by James Webb Space Telescope
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James Webb Space Telescope Tertiary Mirror

Caption: JWST's gold-coated flight tertiary mirror. The tertiary mirror goes in the Aft Optics Subsystem, which sits at the center of JWST's giant primary mirror. Dan Patriarca, President of Quantum Coating Incorporated, is in the photo.


Credit: Ben Gallagher (Ball Aerospace) and Quantum Coating Incorporated.


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Taken on June 22, 2010