You have just discovered the secret of strobe photography!
Matt BenDaniel wrote:
> I've been experimenting with an OM-4Ti, Sigma 600mm/f8, and a T20 flash. The
> T20 is not very powerful and projects a wide beam, but it is still useful for
> subjects at close distances (up to 20 feet if the subject is a light color).
> The specs on the T20 says that the maximum flash duration is 1/1000th second.
> The sync speed of the OM-4Ti is 1/60th second.
>
> Assume the following:
> * Photographing at f8.
> * Moving subject (e.g. bird) at close range (10 feet).
> * Ambient light is dim. Even using 400 or 800 speed film, non-flash exposure
> would have to be 1/4 second.
> * With the flash, the OTF meter is "happy" with the flash exposures (blinking
> light in view finder).
>
> Is it OK to hand hold?
> After all, isn't the exposure effectively 1/1000th at most?
> --
> Matt BenDaniel
> matt@xxxxxxxxxxxx
> http://starmatt.com
>
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