T+Kennedy

[|Tye Kennedy]

**Optical Zoom** is a feature many cameras and camera phones have that makes the subject appear "closer", while also filling more of the image area on screen. An **** either processes light waves to enhance an image for viewing. They are commonly used with still video, motion picture cameras, projectors, some binoculars, microscopes, telescopes, telescopic sights, and other optical instruments. This is commonly known as digital zoom and produces an image of lower optical resolution than optical zoom.

Changing the focal length of a camera by adjusting the physical zoom lens. All zoom lenses in film cameras and [|digital single lens reflex]DSLR) cameras are optical zoom. Digital point-and-shoot cameras as well as consumer and [|prosumer video camcorders] have optical zoom, but they also have digital zoom.

The difference between optical zoom and digital zoom is that optical zoom will actually zoom in without losing information while digital zoom actually does lose information, making the picture more blurry. Most cameras will have a warning before entering digital zoom. If you want to take clear pictures, it is best to just stick with optical zoom.

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