10 0 Hard to calibrate long focal length lens, result is very poor ( 2017-10-18 22:41:27 -0600 )
10 0 Hard to calibrate long focal length lens, result is very poor ( 2017-10-18 10:09:47 -0600 )
10 0 Hard to calibrate long focal length lens, result is very poor ( 2017-10-18 10:09:44 -0600 )