Canon has officially announced the first professional super-telephoto lenses with the RF 400mm f/2.8L IS USM and RF 600mm f/4L IS USM. Both of these Read more... The post Canon officially announced the RF 400mm f/2.8L IS USM and RF 600mm f/4L IS USM appeared first on Canon Rumors - Your best source for Canon rumors, leaks and gossip....
Published By: Canonrumors - Wednesday, 14 April, 2021