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Re: Focusing

  • From: George L Smyth <GLSmyth@xxxxxxx>
  • Subject: Re: Focusing
  • Date: Fri, 27 Sep 1996 18:26:28 -0400
Daniel Cardish wrote:
> 
> For 35mm work where I use Kodak HIE, I use a 35 mm
> lens and  I never bother about adjusting the focus, assuming depth of field
> will handle any discrepancy.  However, when I used Konica 750 with my
> Hasselblad and 80mm lens with #25 filter, I DID use the IR focus adjust mark
> on the lens, only to find that the pictures were out of focus  (I was using
> a live model and didn't want to use too slow a shutter speed, hence I had to
> use large lens openings).

They were out of focus because of your distance to the subject.  The
closer you are, the more critical the focus.  Certainly, your aperture
had even more to do with the situation.  Bottom line, if you're stopping
down and shooting towards infinity, you'll be just fine.  Otherwise, use
the mark.

george

-- 
 Handmade Photographic Images     
  http://www2.ari.net/glsmyth

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Topic No. 9