Re: [ATM] Sand-blasting a mirror blank

["Vladimir Galogaza" <vladimir.galogaza@zg.htnet.hr>]

Phil,

>I am currently in possession of a 24"x5" fused silica, 135 lbs, mirror
blank that has the >wrong curve on it.  The current curve is around f/1

>Can anyone enlighten me on the techniques, issues, and/or pitfalls?


James Lerch
E-mail Address  jlerch1@tampabay.rr.com

He has curve generating (diamond disk type) equipment.
And first hand experience in ATM .

If the mirror is spherical, perhaps it will be better to put effort in
making corrector
for Schmitt camera. What the list experts think about it?

Vladimir.

P. S.
I will never give this mirror to sound blasters without experience
in precise optical glass handling.



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