EOS 1Ds Mark III

Canon has announced another service update to its flagship 1Ds Mark III and 1D Mark III cameras. This one involves ring-shaped highlights on some images caused by oil on the low-pass sensor. If you think your camera is afflicted, you need to check out this page right here: http://www.usa.canon.com/consumer/controller?act=PgComSmModDisplayAct&fcategoryid=215&modelid=15710&keycode=2112&id=57853