K-1 and Lens Previews and Pre-production Samples

http://www.dpreview.com/reviews/pentax-k-1

http://www.dpreview.com/samples/1801152777/first-shots-pentax-k-1-pre-production-sample-gallery

http://www.pentaxforums.com/articles/pentax-news/pentax-k-1-officially-announced.html

http://www.pentaxforums.com/articles/pentax-news/hd-pentax-d-fa-28-105mm-f35-56-announced.html

https://www.ephotozine.com/article/pentax-k-1-hands-on-preview-28884
(with video)

http://www.imaging-resource.com/PRODS/pentax-k1/pentax-k1A.HTM

Official Pentax K-1 special site:

http://www.pentax.com/en/k-1/