Archived posting to the Leica Users Group, 2001/02/11

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]

Subject: RE: [Leica] focus inaccuracies: my test results
From: "Austin Franklin" <austin@darkroom.com>
Date: Sun, 11 Feb 2001 19:21:49 -0500

> > Edmund's Scientific sells a convenient target that does 
> just this and is
> > calibrated in line pairs per mm. It's a bit on the expensive side
> > (compared to a newspaper), but if it would end this thread, it is
> > definitely worth it...
> > 
> > http://www.edmundoptics.com/IOD/DisplayProduct.cfm?productid=1485
> > 
> Would like to mount a yardstick on a triangular device of this design.
> Then stand 2 meters away and do a test.
> That would do what i mainly would need done, DOF test wise.

Yeah, but I really like the 5 and 15 lpmm markings...

Replies: Reply from Mark Rabiner <mark@rabiner.cncoffice.com> (Re: [Leica] focus inaccuracies: my test results)