Sigma Problems with the K-1 May 23, 2016domgrosso Leave a comment I ran across this on the Sigma website: http://www.sigmaphoto.com/article/use-of-pentax-mount-sigma-lens-with-pentax-k1/ Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like Loading...
From the Eye of My Pentax 