Pentax has released firmware updates for its K-5 and K-r digital SLRs, and 645 medium format camera. The latest update for all cameras extends compatibility to SDXC memory cards. Version 1.02 for the K-5 and v1.01 for K-r also brings improvements to the Contrast AF operation and Bulb mode shooting. The latest firmware versions are available for immediate download from the company's website.

Click here for more information and to download the firmware v1.01 for Pentax 645D

Click here for more information and to download the firmware v1.02 for Pentax K-5

Click here for more information and to download the firmware v1.01 for Pentax K-r