I recall studying one leaf shutter design wherein each blade rotated 180
degrees,
so there was no need to reverse inertia. Can't remember the rated speed,
though...
Jim Brokaw wrote:
<snip>
> Leaf shutters have to move
> the leafs out, stop them, then move them back in; all that takes a longer
> time so there are some mechanical limits on the fastest speed available.
> Some leaf shutter designs used extra-strong springs at the top speed, to get
> the leaf mechanism moving faster.
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