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 ...

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 ...

Most mobile phones set the 23 - 27mm focal length to 1x (1.0x). Thus, the super wide-angle is 0.4x, 0.5x, 0.6x, and the medium telephoto is 2.0x, 3.0x, 5.0x... But this brings about two basic ...

Virtually all Android phones have preset zoom buttons in the camera app. For example, the Google Pixel 9 offers 0.5x, 1x, and 2x levels while the Pro models have an extra button for 5x zoom thanks to ...