if you want single bird, 600 mm will be good option.
70-200 is good enough, but 100-400 or 200-500 mm is useful too.
本文内容已被 [ Tianyazi ] 在 2019-02-19 07:59:54 编辑过。如有问题,请报告版主或论坛管理删除.
if you want single bird, 600 mm will be good option.