Michael S Kluskens wrote:

> At 9:49 PM -0500 1/13/01, Mark Lincoln wrote:
> >on 1/13/01 4:59 PM, Jay Reeve at jktr@... wrote:
> >
> >>  On computer monitors, for all practical purposes (and a few impractical
> >>  ones as well), 1 pixel = 1 point. Most monitors are nominally 72 ppi, and
> >>  printers' points are just a fraction over 72 per inch.
> >
> >It's my understanding (although I understand that my understanding could be
> >wrong) that while Mac monitors are generally 72 ppi, PC screens are 96 ppi.
> >Does anybody know for sure?
> >
> >Also, wouldn't pixel density per inch change with screen size?  Going from
> >640x480 to 1024x768, for example, would pack the pixels more tightly, no?
>
> That is very true.  I think you'll find very few monitors set to 72
> pixels per inch.

Actually, 96 ppi, or multiples thereof, is a very convenient number.  It allows
the creation of drawings at Architectural Scales, like 1/4" = 1', with good
WYSIWYG accuracy - unlike 72 ppi, or multiples thereof.

Joe Wilkins