I'm not at the shop where that ship image is. I just downloaded this image and did not do any editing to it. http://tallshipsphiladelphia.com/conten ... 24x682.jpg
I just Dithered it with Atkinson and the default constant of .125 and took a cropped out snapshot of it on the PEP5 image editor screen.
The Pixel Resolution I use with our 6W is .007".