On Wed, 22 Oct 2003, J. C. O'Connell wrote:
> Since this camera has a smaller than 35mm frame size
> sensor there is a possiblity that pentax will ( or already
> has) issue lenses that only cover the smaller sensor.

They have already announced the DA 16-45mm lens that only projects
enough to cover the APS sized sensor in the *ist D.

> If this is true I am assuming there would be some kind
> of mechanical keying such that any kmount lens, even
> the ones covering the small sensor will fit the *istD
> body, but they would not fit the 35mm frame bodies.
>
> Anyone notice any new special notches etc, on the
> istD body lens mount which could facilitate this
> type of function?

I wondered about this, but didn't notice anything when I looked at the
mount.  The dpreview.com preview of the *ist D has a picture of the
mount if you want to look yourself.

alex

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