Use the self-timer or a remote shutter release to minimise camera shake.

使用自拍模式或者线控快门，以减少相机振动的影响。

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The reason for this is that as we know, longer focal length lenses magnify the image, but they also magnify the camera shake.

正如我们前面所学，更长的镜头焦距虽然放大了图像，但同样增加了镜头抖动。

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Photos taken in low light or with long telephoto lenses can easily be ruined by blur caused by the camera moving during the exposure (camera shake).

光线不好、或者使用长焦拍摄，由于需要长时间的曝光，相机的抖动很容易让照片糊掉。

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Helping ensure crisp images, Canon's Digital IS reduces the effect of camera shake and subject movement.

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In addition, Digital IS reduces the effect of camera shake and subject movement to help produce crisp, clear images.

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With the engine off, I was able to reduce camera shake and avoid spooking the animals with loud noise.

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