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 ...

A PTZ camera is a video camera that is operated with a remote controller. PTZ is an acronym for Pan, Tilt, and Zoom—the three primary movement functions that a camera operator would traditionally ...

Since optical zoom entered the mobile market, conversations about zoom technology in smartphones have become more common. Smartphones can now implement all three types of camera zoom: optical, digital ...