Path: utzoo!attcan!uunet!mailrus!iuvax!ux1.cso.uiuc.edu!ux1.cso.uiuc.edu!m.cs.uiuc.edu!p.cs.uiuc.edu!gillies
From: gillies@p.cs.uiuc.edu
Newsgroups: comp.lang.postscript
Subject: Re: compensating for distortion
Message-ID: <99500024@p.cs.uiuc.edu>
Date: 5 Jun 90 01:12:00 GMT
References: <95014@<90May30>
Lines: 6
Nf-ID: #R:<90May30:95014:p.cs.uiuc.edu:99500024:000:257
Nf-From: p.cs.uiuc.edu!gillies    Jun  4 20:12:00 1990


> (This isn't unique to laser printers, either:  most photocopiers likewise
> have slightly different X and Y axes.)

I think that all photocopiers have different X and Y axes, so that
counterfeit copies from a photocopier can be detected by the distortion.