3 ms·
Stiffness is a big problem too, it has to perfectly hold it's shape or the image will be distorted.
by rtkwe 6y ago
Stiffness is a big problem too, it has to perfectly hold it's shape or the image will be distorted.
- rtkwe 6y agoTo expand the error that almost doomed Hubble was an error of 1/50th the width of a human hair on the main mirror. https://www.nasa.gov/content/hubbles-mirror-flaw https://www.nasa.gov/content/hubbles-mirror-flaw
- abecedarius 6y agoOf course. I was fantasizing some form of active control, without the speed demand of in-atmosphere adaptive optics. This might be needed anyway after micrometeoroid damage.