If I may intrude; I'd simply try to get close before it all starts -
preferably on the stage at rehearsals if any - and check the light on
the palm of my hand, the rest is as easy as pie IF the metering
remains within the sensors/speed/aperture acceptable limits.
Good luck.
Bien cordialement
Philippe
Le 20 juin 12 à 23:40, Chuck Norcutt a écrit :
> You are correct about the flash's effectiveness at high ISO. But
> maybe
> I don't have to go there. I just reviewed the last photos I took
> there
> (almost 3 years ago) and see that I was getting a good exposure at ISO
> 3200, 80mm @ f/2.8 and 1/50 second. Not exactly great if anybody is
> moving but most are reasonably crisp. I don't remember it but I must
> have been using the monopod.
>
> Looking at the field of view at 80mm I must have been about 35 feet
> away. Not as bad as I thought but I'd guess the back of the
> auditorium
> is double that distance. I know the flash will throw plenty of light
> but I think I'll try to avoid that to avoid the mixed color light.
> Somewhere I have an appropriate colored gel to cover the flash but I
> haven't seen it in like years. :-)
>
> Chuck Norcutt
>
>
> On 6/20/2012 4:46 PM, Ken Norton wrote:
>>> You'd think I'd be more
>>> knowledgeable and better prepared having been there twice
>>> already. :-)
>>
>> It's simple math, my friend. Your flash is what? GN 54 (ISO 100) at
>> telephoto setting? ISO 1600 (or even 800) will give you gobs of power
>> from just about any distance inside that auditorium provided you
>> aren't trying to shoot at F11 or something.
>>
>> Of course, if you really wanted to make a statement, use a T45 flash.
>> It's ONLY a GN 45 flash, but that's at wide-ange coverage. Throw that
>> upward to the ceiling, let it go full-blast and you'll be golden.
>>
>
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