Inconsistent Sharpness Issue withCanon 5d Mark iv. 02-20-2021 01:50 PM. I have a 5d Mark iv and am having lots of trouble with sharpness consistency on every image. I am shooting back to back images with exactly the same settings and some of them are tack sharp and others are totally blurry and I have not changed any settings. The Canon 5D Mk II has micro focus adjustment which allows you to compensate for manufacturing tolerances. Micro focus adjustment should be done at the distance and type of light you normally shoot / use your camera. Newer cameras allow you to micro focus adjust a zoom lens at both ends of zoom range. Check the focus mode switch on the lens. Autofocus will not operate if the focus mode switch on the lens is set to . Set the focus mode switch on the lens to , as shown in the image below. Clean the lens and camera electrical contacts. The limitation is that most Canon cameras can only *autofocus* with maximum apertures up to f/5.6. Because the 100-400 + 1.4x combo has a maximum aperture of f/8 (at 400mm), you generally can't use autofocus with that combination. The exceptions to the rule are the 1-series cameras, the 5D mark III and the 7D mark II. Here’s how to enable back button focus on a Canon 5D Mark II and a Canon 50D (the settings are identical): Press the “Menu” button. Scroll over to the orange camera icon. Use the scroll wheel and choose C.FnIV:Operation/Others. Hit the “set” button (center button) to open the options. The first option you’ll see is “Shutter button The lens is not switched to Auto Focus The most obvious and often overlooked cause is forgetting switching your lens to autofocus mode. The small switch on your lens lets you toggle between the two but often it’s easy to forget to switch back to autofocus. Well, fear not — for in this article, we’ll explore these parameters and what they mean, and how they can change your photography for the better! * The Autofocus Menu is available in the 5D Mark III, 5D Mark IV, 7D Mark II and 1DX series cameras. If you use a Canon 80D, then it’s found in the “Autofocus” menu within the Custom Put the lens in AF mode. Turn the camera on. Put the camera in AUTO or P mode. Take a test photo. What Ernie is suggesting is a well-known procedure to re-align the autofocus mechanism on an 18-55mm lens. Sometimes it helps and sometimes it doesn't, but it has even been recommended by Canon support. Vay Tiền Nhanh Chỉ Cần Cmnd.

canon 5d mark ii autofocus not working