A periscope camera lens is a lens assembly that uses prisms, mirrors, or a combination of them to redirect light before it reaches the camera sensor. In doing so, it magnifies the image more so than ...

In the constant battle to provide consumers the best smartphone camera, one area that Apple has yet to innovate is optical zoom, which could use a so-called "periscope lens." We explain what the ...

If you recently acquired your first interchangeable lens camera, you’re probably already thinking about what lenses to add to your bag. As cool as your new DSLR or mirrorless camera is now, it won’t ...

As you start to shop for lenses, you'll come across the terms "prime" and "zoom." But as with most gear decisions, understanding what those are, what their impact is and what you should choose isn't ...

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 ...

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We've rounded up some simple tips and tricks for getting maximum zoom from your camera, with advice on how to upgrade your equipment and process your images. When you purchase through links on our ...

We may receive a commission on purchases made from links. Whether you're a serious enthusiast or a professional photographer, removable-lens cameras have been the tool of choice for the better part of ...