Canon EOS 6D: From Snapshots to Great Shots

Using Aperture Priority (Av) Mode to Isolate Your Subject

When using Tv mode with fast shutter speeds, you will often find that you are shooting with a wide-open aperture to allow enough light to hit the sensor (Figure 4.6). As you recall from Chapter 3, a large aperture (f/2.8, for example) allows the subject to stand out from the background, naturally drawing the point of focus to your subject.

Figure 4.6. Because I used a large aperture, the pelican stands out from the tree in the background.

So when is it appropriate to use Av mode for action and sports photography? Tv mode is great when you want to use a specific shutter speed, but it doesn’t ...