Does it matter what kind of battery I use?

Yes. It is better to have a rechargeable battery with your camera, instead of the regular AA batteries. In fact, many manufacturers are starting to include rechargeable batteries with their cameras because they know that it makes little sense to use regular batteries with their cameras. ...

What's the difference between optical zoom and digital zoom?

It's important to understand this difference, as you could end up mighty disappointed with the results if you get one rather than the other. Optical zoom is similar to what you'll find in a regular 35mm camera: When you push the button to zoom in or out, physical lens elements move inside the camera, to achieve the desired effect.Digital zoom, on the other hand, has no moving parts. Using the "electronic brain" within the camera instead, the camera takes a look at what it's "looki ...

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