Hello Gary,
PCACala@xxxxxxx schrieb:
> At wider apertures, the shutter speed is faster. Perhaps during the time the
> film is being exposed there are stronger and/or more cycles of residual
> harmonic vibrations at, say 1/250th sec. (= f/2.8), versus 1/8th (= f/16).
Did you consider to use flash ilumination for your tests? I imagine, it
would reduce the efect of camera shake because of the short ilumination
time of at least 1/1000sec.
Regards
Richard
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