Re: [photo-3d] Viewer bulb questions

[Steve Berezin <sbere@xxxxxxxxxxxxx>]

"Dr. George A. Themelis" wrote:

> (that was about 3 years ago), I was very excited.  But
> in my first order I noticed that some bulbs were "frosted"
> better than others and in many cases the texture from
> the "frosted" surface was transmitted into the reflector.
> My supplier said that he was using an automated setup
> and the frosting was achieved by shot-blasting. I then
> figured how to "frost" these myself using a Dremel
> tool and a diamond attachment and have been doing
> this ever since.  By doing so I feel that I have better
> control over the process.  I also shorten the glass
> nipple at the top to make the bulbs fit in stereo viewers.
> I believe that Steve gets his bulbs factory-frosted but I
> don't know by which method.  I am not implying that hand-
> frosting is better than automated frosting... I just
> got used to doing this myself.  I have seen the bulbs
> that Steve sells and they look very good.
>
> George Themelis

The bulbs I get are said to be acid etched which is rumored to be more
consistent than shot blasting.  I sometimes touch them up with hand frosting
the tops with a Flex-Tool (similar to a Dremel).


--
mailto:sbere@xxxxxxxxxxxxx
http://www.berezin.com/3d
Steve Berezin
Berezin Stereo Photography Products
21686 Abedul
Mission Viejo, CA 92691
USA



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