Canon entered the Guinness World Records book with the world's longest digital photo print. The…
Panasonic’s proprietary autofocusing technology, Panasonic DFD (Depth from Defocus), is not everyone’s darling.
Panasonic DFD is a technology that calculates the direction and the amount to move the focus lens at a single movement by predicting it with 2 images that have different depth of field (more here).
The video below by DPReview TV, Chris and Jordan discuss Panasonic DFD and how it compares to Canon Dual Pixel AF.