How can you tell how much greater the flash discharge was? By the time to
recharge? Did you use slide film to see if the exposures were correct? As
far as I know the thristor will quench the flash whether it is in auto or TTL
mode.
Warren
In a message dated 99-12-08 04:39:13 EST, you write:
> I've realised whenever I used my OM cmera on TTL flash, the flash discharge
> is about 1-2 stop greater than the flash were to set on auto at the same
> lens aperature setting. But both the picture on different setting turn out
> to be correctly exposed.
>
> Is it by nature for TTL flash, it discharge by 1-2 stops greater and then
> the camera will control the right amount of light using the OTF metering?
>
>
> <<Jim Teo>>
>
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