WTH, is it normal that the sensitivity of the AF points depends not only on the maximal aperture, but also on the lens type?


Scroll to "AF tracking and ranging patterns can be used for the lens used" on the following Google-translated page to see this...


http://translate.google.com/translate?sl=auto&tl=en&js=n&prev=_t&a mp;ie=UTF-8&layout=2&eotf=1&u=http%3A%2F%2Fcweb. canon.jp%2Fcamera%2Feosd%2F1dx%2Ffeature-afae.html&act=ur