Canon AF Accuracy problems
If you are a user of an EOS1ds mk3, or a EOS1d mk3, then read this canon announcement.
http://www.canon-europe.com/Support/Consumer_Products/products/cameras/Digital_SLR/EOS-1Ds_Mark_III.aspx?faqtcmuri=tcm:13-631109&page=1&type=important
