Well there is an announcement on the Pentax.co.jp site which states the following:


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Three interchangeable lenses designed for exclusive use with PENTAX digital SLR cameras

http://www.hanssen.priv.no/svenn/gfx/pentaxDA-line-800.jpg


♦ [ Product type ] Wide-angle zoom lens

Model name ( tentative ) : smc PENTAX-DA* 16-50mm F2.8ED AL[IF]
Marketing schedule : To be marketed in March 2007


♦ [ Product type ] Telephoto zoom lens

Model name ( tentative ) : smc PENTAX-DA* 50-135mm F2.8ED [IF]
Marketing schedule : To be marketed in March 2007


♦ [ Product type ] Super-telephoto zoom lens

Model name ( tentative ) : smc PENTAX-DA* 60-250mm F4ED [IF]
Marketing schedule : To be marketed in 2007


Other product information :

These products are designed for exclusive use with PENTAX K- and *istD-series digital SLR cameras. They are being developed as the top-of-the-line star ( * ) lens to deliver exceptional performance and optimal image quality.
These products will feature the PENTAX KAF2 mount, which incorporates additional electrical contacts to drive a built-in supersonic motor used in autofocusing operation.

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A bit disappointing that we have to wait until March 2007 IMO.

/sh
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http://www.hanssen.priv.no/svenn/gfx/sah2.jpg