Lens for birding: 400/2.8 or 600/4

[Richard Lane]

Trowski,


For your type of shooting, I also agree that the 600mm f/4L II sounds like the right choice for you. When you ask most people who have the 500mm f/4 they

[Kayaker72]

Not quite the same as a pre-order, but last February Amazon kept the rebate price for the 100 L for about 2 weeks past when the rebate should have ended even though they were out of stock and everyone else

[Sinh Nhut Nguyen]

If you shoot birds there are 3 choices that you can go with, they are 500 f/4, 600 f/4 and 800 f/5.6. It doesn't look like you're on a budget so forget about the 400 f/5.6