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Goddard Engineering and Technology Directorate

JWST Test Bed Telescope

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The JWST Test Bed Telescope (TBT) is a 1:6 scale model of JWST’s
telescope with the full sensing capabilities and control authority, located at Ball
Aerospace.

JWST Test Bed Telescope

JWST Test Bed Telescope

A fully functional, 1/6th scale model of the James Webb Space Telescope (JWST) mirror in an optics test bed.

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A fully functional, 1/6th scale model of the James Webb Space Telescope (JWST) mirror in an optics test bed.

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