Recently, Canon filed a patent for five new super-telephoto lenses with ... like the rumored Canon RF 400mm f/4.0, would definitely make these lenses more accessible to serious enthusiasts and ...

Do you use a Canon EOS R mirrorless camera? From wide-angle to telephoto, these are the best lenses we've tested for the platform. Images, and the devices that capture them, are my focus.

Along with a new camera and two additional lenses, OM System has revealed an updated version of its super telephoto zoom lens.

OM System has lenses across wide-angle, standard, and telephoto zoom ... Sony's lenses can be surprisingly light. Even its 400mm f/2.8 is light enough to hand-hold for extended periods.