Monday, 8 January 2018

Casting a $20 Million Mirror for the World’s Largest Telescope

quote [ The glass arcs that will let astronomers peer back millions of years are decades in the making ]

Interesting to see how much work goes into a mirror
[SFW] [science & technology] [+10 Interesting]
[by satanspenis666]
<-- Entry / Comment History

midden said @ 5:16pm GMT on 8th January
These are made of Pyrex, so it's not really a problem.

midden said @ 5:21pm GMT on 8th January
These are made of Pyrex (seriously), so it's not usually a problem.

https://en.wikipedia.org/wiki/Pyrex
Reveal
pyrex ad



<-- Entry / Current Comment
midden said @ 5:16pm GMT on 8th January
These are made of Pyrex (seriously), so it's not usually a problem.

https://en.wikipedia.org/wiki/Pyrex
Reveal
pyrex ad




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