Homepage › Forums › General Photography › Industry News › 5DmkII firmware update This topic is empty. 5DmkII firmware update MartinOCParticipant January 8, 2009 at 5:01 am If you’re interested the details are here. Supposed to improve and mitigate the black dot and banding phenomena. http://web.canon.jp/imaging/eosd/firm-e/eos5dmk2/firmware.html Viewing 1 post (of 1 total) You must be logged in to reply to this topic.