[OS X TeX] Preparation of illustrations for press

[William Adams]

Wanted to add:

On Mar 26, 2008, at 7:23 AM, William Adams wrote:

> halftones - 300 ppi (a CT image, w/ a range of grey or colour values)

  - represented by _pixels_, hence PPI

> combination - 600 ppi (a CT image w/ b/w elements, say text or lines  
> --- if possibly composite this so that there's no anti-aliasing for  
> the text / lines)

  - here you're using pixels, but you want some of them to be solid  
dots which're just on the black plate, hence the desire to avoid anti- 
aliasing.

> line drawings - 1200 _dpi_ --- an image of just b/w elements, texts,  
> lines, solid areas w/ any grey values represented by some sort of  
> modulation of dots / circles / other shapes


  - represented by _dots_ ,hence DPI.

William

-- 
William Adams
senior graphic designer
Fry Communications