Re: [OM] TTL flash theory, was: An object of beauty

[Chuck Norcutt]

That's what I was waiting for... the compensation.

Dr. Flash

usher99@xxxxxxx wrote:
> I remember trying this once or twice.  I'll defer to John as his images 
> were much more compelling and will also await Dr. Flash's comments.
> The advantage of the camera in auto is that it accumulates the 
> flash/ambient until proper exposure is met.  I think I set it so there 
> was a several second--?5-8 exposure AND have the camera exp 
> compensation set to adjust for the tonality of the subject.  Set the 
> flash say 3 stops down on auto or the equivalent manual setting and 
> paint the desired areas  with the flash until the camera closes the 
> shutter.
> voilà, (perhaps)   I think I only tried it with print film to provide 
> more latitude for errors.
> Mike
> 
> 
> Certainly... for a single shot done manually at a range within the
> angular coverage of the flash.  But the exposure was done with multiple
> flashes in flash auto mode... which, even ignoring possible overlapping
> flashes, with be attempting to turn the black train into a middle gray 
> one.
> 
> Chuck Norcutt
> 
> 
-- 
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