Questions & Answers for: canon lens auto focus

...canon 40D. the auto focus does not work and nothing happens. I reset the camera settings and still nothing. I do have the upgrade firmware. When I switch to manual I can take pictures and it is my ...

...of my canon 400D won't work.(I can still shot with manual focus) Try cleaning the contacts on the camera body and the lens where they meet with a cotton swab lightly dampened with rubbing

...power in the camera. If that fails to rectify the problem, the camera and lens needs to be looked at by an authorised Canon repairer as there are very few owner-repairable parts in digital

...camera? lens af unit gear is broken, or lens af saft if broken, or lens af flex is broken. or could be camera sub mirror spring is come out from mirror unit. take it to canon repaire centre to ...

...canon 24-105mmL lens. Yesterday i took some images and everything work fine. Today i found this problem: auto focus is not working but when i hold the shutter button half way down and manual rotate ...

Canon 40D will no longer work if on auto focus. Will only take a picture in manual focus. When in auto focus does the lens try to focus?Sounds like your lens is the problem, you can try to clean ...

my canon rebel xs 18-55 lens wont auto focus my lens wont auto focus it will try to but it wont go through it just flashes alot Replace the broken ribbon cable in the lens

Canon Rebel EOS Rebel Ti1 will not auto focus The lens is stiff to turn when adjusting, and the cameral will not auto focus, no matter what the lighting situation. If I switch over to manual focus, ...

...focus does not work on canon eos 300d camera Manual focus works and auto focus works with a different lens. How do I fix/clean the problem It may be that the ribbon connector has broken in the

canon lens 18-35 tries and tries to focus the autofocus in unstable If the focus works OK in manual focus and you are getting problems with auto focus you may have a broken or worn ribbon in the lens.