Which would give you a shallower depth of field: a 400mm lens at f/2.8 or a 600mm lens at f/4? It’s actually the 600mm lens at f/4. Surprised? Well, let’s hope you didn’t go out and buy the 400mm rather than the 600mm lens for better bokeh!
Read MoreCapture the Moment!
Here are all my posts on photography, covering techniques, trips, research, exhibitions, talks and workshops. Watch out for my latest article every Saturday.
I’ve also written dozens of articles for Expert Photography and Camera Reviews.
If you’d like to contribute a guest post on any aspect of photography, please email me at nick@nickdalephotography.com. My standard fee is £50 plus £10 for each dofollow link.
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How to Improve Your Backgrounds
By definition, the background isn’t supposed to be as important as the subject, right? Well, that may be true, but the real point should be that you usually have far more control over the background than the wildlife! Here’s a pick-and-mix list of things you can do to improve your backgrounds—either by removing something negative or adding something positive.
Read MoreBlur the Foreground With 'Look-overs'
Wildlife photographer Andy Rouse is a big fan of doing ‘look-throughs’—pointing his camera through a hole in the foliage to create a blurred foreground.
In Africa and the polar regions, you don’t get many chances to do that, so I prefer the ‘look-over’. This involves filling the bottom third of the frame with a blurred foreground.
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