> I don't have a 420, but when it's in slave mode does it operate
> normally? Can one leave it in slave mode?
If you leave the 420EX in slave mode it will zoom to its widest flash
coverage and, every second or so, it will blink an annoying red aiming
beacon using the vertical AF assist beam. Howev
"Ken Lin" <[EMAIL PROTECTED]> wrote/replied to:
>> What is modelling flash? _ Is it a continuous light like the red-eye
>> reduction that allows you to see your subject in very low light?
>>
>
>Modelling flash is from the main flash tube at high flashing rate for about
>1 second or so but at much
>
> What is modelling flash? _ Is it a continuous light like the red-eye
> reduction that allows you to see your subject in very low light?
>
Modelling flash is from the main flash tube at high flashing rate for about
1 second or so but at much less than full power, it's not continuous to save
en
