https://www.youtube.com/watch?v=Fsuw4W1JKOQ
我的Sony alpha a6000 最快 1/4000 sec
https://www.youtube.com/watch?v=U4BFIurb1ww
https://www.youtube.com/watch?v=Fsuw4W1JKOQ
我的Sony alpha a6000 最快 1/4000 sec
https://www.youtube.com/watch?v=U4BFIurb1ww