No, IMO it would be if Sigma did advertised that situation and publicly decline that any product are made so they'll work with future bodies (using same technology of course).
2006/11/28, Godfrey DiGiorgi <[EMAIL PROTECTED]>: > > On Nov 28, 2006, at 5:32 AM, David Savage wrote: > > > Well considering the Pentax AF-360 FGZ pre dates the release of the > > K10D by quite some time, and works without any reported problems, > > Sigma obviously did something dodgy if they need to upgrade it to work > > with the new K series DSLR's. > > Of course they did something dodgy: they backwards-engineered the > protocol and tested that it worked with the current bodies at the > time it was introduced. Pentax, being the one creating the K10D, > could test it for operation with the other two existing flash units > and modify the design in the new body to make sure it worked. > > I hate to step in to Sigma's defense as I think their quality control > is out of bounds to begin with, but if you accept buying third party > products that are being backwards-engineered in the first place, from > that perspective this is a post-facto upgrade to the 500 DG Super > flash unit. > > Godfrey > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > -- Thibault Massart aka Thibouille ---------------------- *ist-D,Z1,SuperA,KX,MX, P30t and KR-10x ;) ... -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net
