Review of Canon EF 400mm f/4 DO IS II USM lens
Bryan Carnathan has just posted a review of the brand new Canon EF 400mm f/4 DO IS II USM lens. It is an ultimate lightweight, hand-holdable sports and wildlife lens and is one of the overall best-performing telephoto prime lenses… Read moreReview of Canon EF 400mm f/4 DO IS II USM lens