The Oly FL50 shines groups of red bars both vertical and horizontal if
I remember correctly. They didn't seem to be very sharply delineated
though. The AF probably just tries to maximize contrast ... no
triangulation that I'm aware of.
-jeff
On 12/3/06, Tim Hughes <timhughes@xxxxxxxx> wrote:
>
> Actually I wonder same question for Oly products, that use flash LED focus
> assist?
> Do some of them use two beams with some sort of triangulation for example.
>
> Tim Hughes
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