Canon's latest formula (thanks to Canon Watch for the spot) refers to a potential 70-150mm f/1.8 lens – while still in the ...

Canon has announced three new additions to its RF series of hybrid lenses.

Performance is excellent all the way from f/2.8 through to f/8 ... For this review, the lens was tested on a Canon EOS 5DS R using Imatest. CA (Chromatic Aberration) is virtually non-existent ...