Canon 70-200 f2 8 is iii release date July 8, 2019 16 32 64 128 Canon rf 70 200 f2 8 release date Canon 70 200 f2 8 release date Canon 70-200 f2.8 is iii review Canon 70-200 f2.8 ii Canon rf 70-200 f2.8 l is usm Canon rf 70 200 f2.8