DPReview TV: The return of Canon`s eye-controlled focus?
(Digital Photography Review)

Back in the film days Canon had `eye-controlled` focus that let you set an AF point just by looking at it, and a recent patent suggests Canon is still interested in this technology. Chris and Jordan consider what a modern eye-controlled AF system might mean to photographers. Want to read more about Canon`s eye-controlled focus system? Check out our Throwback Thursday article that looks back at this unique feature. Also, subscribe to our YouTube channel to get new episodes of DPReview TV every week. Introduction The Canon EOS 3 Eye-controlled AF Eye-controlled AF challenges How a new eye-controlled AF system could work Selecting faces and eyes Do we need updated eye-controlled AF?