Re[2]: Focusing with IR

[Oliver Pettenpaul <topper@xxxxxxxxxxxxxxxx>]

On Sun, 19 Apr 1998 18:12:24 -0600
Jaap Los <imagefotografie@xxxxxx> wrote:

> Nuno Ribeiro wrote:
> > 
> > Hi,
> > 
> > I have just shot one Kodak HIE 35 rated at ISO 200 with a red filter (25)
> > and developed it in D-76. I was happy to see that results very well, but
the
> > contact sheet seems to be out of focus. Tomorrow I am going to do some
> > enlargers to confirm this, but I want to know what I have to do to have my
> > shots perfectly focused . I have a Nikon F-801s with a Nikkor zoom 35-70
mm
> > 3.5/5.6.
> > 
> > Thanks in advance,
> > Nuno Ribeiro
> It seems, that you have not refocused your lens prior to taking IR shots. I
> have the same equipment. On your lens there are marks for IR focussing. 

Do we really need a focus correction when using a #25 ?

Well, my contacts never look sharp :)
Judge your negs with a loupe and/or look at a print.

Cheers, OliverP


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