4 ms·
How is the curvature of the mirror measured during manufacturing? It's obvious that the mirrors require extreme precision in order to function correctly.
by chairmanwow 10y ago
How is the curvature of the mirror measured during manufacturing? It's obvious that the mirrors require extreme precision in order to function correctly.
- digler999 10y agohttps://en.wikipedia.org/wiki/Spherometer https://en.wikipedia.org/wiki/Spherometer
- Florin_Andrei 10y agoSpherometers are only used during the initial stages. Towards the end you switch to optical testing.
- bittercynic 10y agohttps://stellafane.org/tm/atm/test/sphere.html https://stellafane.org/tm/atm/test/sphere.html