Zoom Lenses

Zoom Lenses provides variable focal length of specific ranges, it allow the user to adjust its focal length on the lens without having to move its position. It is further broken down into 3 sub-categories, namely, Wide-Angle Zoom, Normal Zoom and Telephoto Zoom. As the names suggest, the functions of each type of lenses are as described. Below are some of the examples of the range of focal length in each type.