[LRflex] Re: Technical question

  • From: Doug Herr <wildlightphoto@xxxxxxxxxxxxx>
  • To: leicareflex@xxxxxxxxxxxxx
  • Date: Sun, 21 Feb 2010 09:31:57 -0500 (EST)

Walter Kramer wrote:

>I thought that chromatic aberration was a phenomena to do with the 
>lens.  The following two shots were taken with a Pana G1 with the same 
>lens at the same aperture (f1.2) at the same time, give or take a second 
>or so. One shot displays obvious fringing, the other, no fringing.  The 
>differences are in the shutter speed and ISO levels. Both taken at 
>aperture priority.
>
>1/13 sec, ISO 400
>http://www.flickr.com/photos/25126059@N02/4375762022/sizes/l/
>
>1/40 sec, ISO 800
>http://www.flickr.com/photos/25126059@N02/4375013509/sizes/l/

I suspect this is sensor bloom, not chromatic aberration.

Doug Herr
Birdman of Sacramento
http://www.wildlightphoto.com


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