after long wait, I finally have some time with this amazing world number one 100-300 mm zoon F2.8 lens here is some of my real field “feel” and real field “test result” ##### my real test with CANON R3, CANON RF100-300mm F2.8 with RF 2x tc 2. Sultan Tit, 冕雀, Melanochlora sultanea, サルタンガラ, SESERAI SULTAN … Continue reading CANON RF100-300mm F2.8 field test at Rainforest – Malaysia [update 20240411]