AustralianPhotography

How to choose the best shutter speed

01 Feb 2010

Shutter Speed for DSLR photographers:What is shutter speed? What effect does shutter speed have on exposure? What effect does shutter speed change the way the camera captures movement? What is Shutter priority? How can you use shutter speed to take better photos?

Shutter speed is the amount of time, measured in seconds, that a camera’s shutter remains open. As you’d imagine the longer the shutter is open the more light hits the sensor. Slow shutter speeds let more light into the camera than fast shutter speeds.

Apart from its role in controlling the amount of light that hits the sensor, shutter speed can also affect the way the camera renders movement. A moving car photographed with a slow shutter speed (for example 1/2 or 1 second), will appear blurred as it speeds past
the camera. Use a fast shutter speed, say 1/1000s, and the same car will appear as still as if it were parked on the side of the road...

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