Actually, it would not be such a problem. As in leaf shutter lenses for
focal plane shutter medium format cameras, you would have to manually cock
the leaf shutter, and set the focal plane shutter on a very low speed. When
you fired the shutter, the leaf shutter would close, the mirror would go up,
the focal plane shutter would open, the leaf shutter would fire, the focal
plane shutter would close, the mirror would drop. Then you would manually
have to cock the leaf shutter again to open it.

If you insisted on the leaf shutter opening and cocking automatically, you
would need a new body and the lens would not work with older bodies. In
other words you would have to give up some automation with the leaf shutter,
incuding auto metering. Why not just buy a body that will sync at 1/250 and
be done with it?

Ciao,
Graywolf
http://pages.prodigy.net/graywolfphoto
----------------------------------------------------------------


----- Original Message -----
From: Len Paris <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Saturday, May 04, 2002 9:39 AM
Subject: Re: leaf shutter for 35mm? (was RE: how good)


> Think about it.  The lens shutter would have to be open for
> focussing and composing the picture.  Then, before you could
> actually shoot, you'd have to close the lens shutter, move the
> mirror out of the path, open the focal plane shutter and,
> lastly, trigger the lens shutter to expose the film.
>
> Pentax would have to build an entirely new K-mount 35mm body to
> do that.  They know how to do it, or there wouldn't be any 645
> or 67 bodies that could use leaf shutter lenses, either.  Bottom
> line is:  No.  Such a lens would not work with any K-mount body.
>
> Len
> ---
>
> ----- Original Message -----
> From: "Johan Schoone" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Saturday, May 04, 2002 7:00 AM
> Subject: Re: leaf shutter for 35mm? (was RE: how good)
>
>
> >
> > That would make a great addition to the lens catalog. Would
> the expected
> > sales volume justify its introduction? Would such a lens work
> with any
> > K-mount body?
> > --
> -
> This message is from the Pentax-Discuss Mail List.  To unsubscribe,
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