I have dabbled in birding with my 70-200 + 1.4X TC and now I want more reach. It appears no 400mm or 500mm, f/5 or f/5.6 primes will be available any time soon, so I am considering these:
EF 500mm f/4L IS
EF 500mm f/4L IS II
EF 400mm f/4 DO IS II
EF 400mm f/2.8L IS
I am not considering the EF 400mm f/2.8L IS II or III.
Thanks,
John
EF 500mm f/4L IS
EF 500mm f/4L IS II
EF 400mm f/4 DO IS II
EF 400mm f/2.8L IS
I am not considering the EF 400mm f/2.8L IS II or III.
Thanks,
John