RE: ATM sixteen inch: bubble trouble?

["Bass, Bill" <bbass@LibertyCorp.com>]

Tom Krajci wrote:
<snip>
> My guess is that the bubble was so close to the surface that it caused
> "print through" during polishing.
</snip>

I think another possibility could be a second surface reflection from 
inside the bubble?  OK list, Does this seem plausible?  If this is the 
cause, then it will not matter after coating.  I don't know have any
ideas on how one might go about determining if this is the case.


Bill Bass
Greenville, South Carolina, USA