hi-tech eye exam shows jaw-dropping accuracy of webb telescope’s optics

James Webb Space Telescope

THE MOMENT  NASA engineer Ernie Wright examines 6 of the 18 segments of the James Webb Space Telescope’s primary mirror in preparation for a final round of testing at Marshall Space Flight Center in Huntsville, Alabama…  <read the full story here> @ <http://discovermagazine.com/>

Not sure about the whole eye-exam thing… but what an amazing photograph!!  You could write a whole screenplay around that shot!

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