Perhaps yours is the 1 in 10^13 photos that exhibits the 1 in 10^-13 bit
error rate (or whatever it is) of modern computer electronics. Could be
an error in encoding, storage or retrieval. But keep an eye out for a
repeat as it could be more sinister.
Chuck Norcutt
John Hudson wrote:
> The attached uncropped photo was taken with available window with a 50mm /
> f2 macro lens on an E-500. The shutter speed was 1/80 sec at f4 at 800 ISO.
>
> www.JohnHudsonPhoto.com/Temp/JB120335.jpg
>
> Starting at the right hand side of the pupil in the child's left eye is an
> unmistable one or two pixel wide "scratch" line that extends vertically down
> to the bottom of the image.
>
> The line comprises pixels that are predominantly more red than the
> surrounding pixels.
>
> The line becomes visible when the image is enlarged to 200% in PhotoShop and
> progressively more so as the percentage increases.
>
> I cannot find the this phenomenon repeated on any other images taken at the
> same or any other time.
>
> Can anyone offer a suggestion for the cause of this "scratch" line?
>
> John Hudson
>
>
>
>
>
>
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