From the course: Canon 5D Mark III Essential Training

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Changing the ISO

Changing the ISO - 5D Tutorial

From the course: Canon 5D Mark III Essential Training

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Changing the ISO

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One of the great advantages of digital cameras over film is that you can change the ISO on your camera from shot to shot. As you increase ISO, the image sensor in your camera becomes more sensitive to light, which means you can use faster shutter speeds, and smaller apertures. Now, you'll most often increase ISO when light levels drop low enough that your shutter speeds go too low for handheld shooting, but you might also increase ISO if you want to use smaller apertures to capture deeper depth of field. If you're not clear on when and how to effectively use ISO, check out my Foundations of Photography: Exposure course. Setting ISO on the Mark III is very easy. This is the ISO button right here. It's also the flash exposure compensation button. Most importantly, it's a different shape from the other buttons. It's concave instead of convex, and it's bigger than the back screen light button over here. The reason I say that's important is that if I'm looking through the viewfinder, and…

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