Digital BW, The Print

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "bradspix"
<b-evans@...> wrote:
> It's benefit is the sputtered-on AR coating that makes the glass look 
> like it has dissapeared. But it costs 5X that of Conservation Clear.
> 
> 
> Best - Brad
> Prison pix: http://www.citysnaps.net/AlcaBook/Alcatraz
> 
> 


Way off topic, is it really sputter coated or is it a sol-gel type of
application?