What is image stabilisation all about?
Marcus Hawkins
Photographer and writer Marcus is a former editor of Digital Camera
The photographic rule of thumb for taking sharp shots without the aid of a tripod is that the shutter speed should be no slower than the effective focal length of the lens. So, a 200mm lens shouldn’t be handheld at speeds slower than 1/200 second, and a 20mm lens should give you sharp results at speeds of 1/20 sec or
