But which lenses do you need? Cameras are often sold with what’s known as a “kit lens.” These lenses tend to be lower quality, but are also a cheap way to get started. Most kit lenses are zoom lenses spanning the 35-mm to 80-mm range. I recommend beginners start with a kit lens if there’s one available for the camera you’ve got your eye on. After you’ve shot with the kit lens for a while, you’ll have a better feel for which focal lengths you like.

Lenses are generally divided into three basic categories: wide-angle lenses (anything from 12 mm up to 35 mm), “normal” lenses (anything from about 40 mm to 65 mm), and telephoto lenses (anything…

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