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[OM] Re: Question about EV compensation of flash

Subject: [OM] Re: Question about EV compensation of flash
From: "Michael Wong" <mialop.wong@xxxxxxxxx>
Date: Wed, 11 Oct 2006 16:21:56 +0800
Thanks for Winsor & Chuck replied.

Is that mean no EV compensation for F280? It's too bad. It seems I
keep my T-32 better.



Michael



Winsor Crosby wrote:

>The F280 in the FP setting has a constant light output for all
>intents and purposes. If the compensation is needed to balance
>against the ambient light the only thing you can do is move closer or
>farther away. Considering how weak it is you do not have much
>flexibility with it.

>So no, there is no compensation with the shutter speed dial.



>Winsor
>Long Beach, California, USA




On Oct 9, 2006, at 6:37 PM, Chuck Norcutt wrote:

> It certainly won't with the T-32.  The flash is too fast for the
> shutter
> speed to have any effect since you can't use a shutter speed faster
> than
> 1/60th.  Flash compensation is controlled by changing the duration of
> the flash.  For example; the flash might fire for 1/5,000 second
> instead
> of 1/10,000 and thus double the light output or increase by one stop.
>
> What the F280 does I don't know.  There's no reason why it couldn't
> change the shutter speed.  But my guess is that would make it too
> complicated.  It probably behaves the same as the other flash units
> with
> respect to compensation.
>
> Chuck Norcutt

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