What to do with a Canon 75 300 mm f/2.8 APO zoom lens?What to do with a Canon 75 300 mm f/2.8 APO zoom lens? October 10, 2021October 10, 2021 adminadmin 0 Comments Canon is now selling an affordable version of the company’s 75mm f/1.4 APO (Advanced Point of View) lens, which is ... Read FullRead Full