Canon 100 400mm lens weight July 8, 2019 16 32 64 128 Canon rf 100 400mm lens weight Canon ef 100 400mm lens weight Canon 100 400mm is ii lens weight Canon rf 100 400mm f 5.6 8 is usm lens weight Canon 100 400 i Canon ef 100-400mm f/4.5-5.6l is ii usm lens Canon 100-400 with 2x extender Canon ef 100-400mm f/4.5-5.6l is Canon telephoto lens 100-400mm