I don't know anything about flash, so how can I "remember" anything about a
TTL system.  I still don't know what a flash "system" might be.  To me, a
flash is just some kind of light that goes off when the camera shutter is
tripped.  It's not a part of my photography.

Shel 


> [Original Message]
> From: Kostas Kavoussanakis 

> That flash does not have a focus-assist beam. There is delay 
> associated with flash, and that is to do with it loading again after 
> firing. Of course this delay depends on batteries and how much it 
> discharged when it went off (remember the TTL system quenches the 
> flash). I cannot remember if the -5n fires it again even if it has not 
> fully charged.
>
> Kostas


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