Thread
:
Mirror substrates Pyrex vs exotics.
View Single Post
#
3
19-05-2015, 07:36 AM
alpal
Registered User
Join Date: Jan 2012
Location: Melbourne
Posts: 3,612
I have heard that the closer the thermal expansion is to zero the easier it is to polish the mirror -
there is less cool down time between tests.
cheers
Allan
alpal
View Public Profile
Find all posts by alpal