On Thu, 06 May 1999 21:48:03 -0500, Gary Edwards wrote:
>Here's how to settle the question of whether shutter-induced vibration is the
>culprit in
>the apparant poor performance of the 200/4. Shoot the test using open flash
>in a dark
>room. Since you opened the shutter prior to the flash (using bulb setting and
>a locking
>cable release), there will be no camera movement (don't tap your feet while
>shooting!).
>If the results are still soft, it's the lens. If it's sharp, it's camera/lens
>resonance.
Is it possible that the flash might generate a small vibration? It
would certainly change the center of gravity.
BBB
-
B.B. Bean - Have horn, will travel
bbbean@xxxxxxxxxxxxxx
Peach Orchard, MO
http://www.beancotton.com/bbbean.shtml
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