Digital BW, The Print

Harvey,

That makes sense. The underlying pattern of the Piezo driver seems to 
be on a square grid. The "window screen" pattern that can show up on 
very smooth papers. Given a slight differnce in angle of an image 
texture with rectangular grid and you have moiré.

Martin

--- In DigitalBlackandWhiteThePrint@y..., SKID Photography 
<skid@b...> wrote:
> I'm guessing that since the Piezo driver prints off of a grid 
pattern and the Epson driver uses a stochastic
> pattern, the Piezo grid is reacting with the the bricks on the 
smokestack and causing the moiré.
> 
> Harvey  Ferdschneider
> partner, SKID Photography, NYC
> 
> 
(snip)