Re: Shot in the dark -- grainless, matte-finish glass?

dmartin_at_newarts.com
Date: 03/18/05 

Date: 17 Mar 2005 20:55:34 -0800

jlafferty wrote:
....
> The project originally started with a piece of thin plastic hand
> ground with very fine sandpaper, then moved to glass ground with 5
> micron aluminum oxide.
>
> Now, I've been playing with sandwiching as thin a layer as is
possible
> with the tools at my disposal ("the kitchen") of microcrystalline wax
> between two layers of glass -- the grain looks pretty fine but the
> image doesn't yet resolve as well as with the AO ground glass.

You are on the right track, but apparently 5 microns is too coarse for
your purposes. You probably need scattering at about the wavelength of
the light to be scattered. I'd try grinding with 1/2 micron grit.

Dave