Canon RF-S 55-250mm f/4.5-7.1 Lens Archives

New Patent : Canon RF 100-400mm f/5.0-7.1 & RF 100-300mm f/5.6-8.2 Lens

Canon Camera News1 year ago0

Here are two new Canon patents . The optical formulas are for RF 100-400mm f/5.0-7.1, RF 100-300mm f/5.6-8.2 and RF-S…