This application brief offers an online, interactive calculator for converting five analog signals from five monitored sensors to the digital format required by the SFF-8472 optical standard. The ...

All zoom lenses in film cameras and digital single lens reflex (DSLR) cameras are optical zoom. Digital point-and-shoot cameras as well as consumer and prosumer video camcorders have optical zoom ...

The zoom-feature found in many cameras and camera phones that makes subjects appear closer than they actually are (so they fill more of the image area). To create that magnification effect cameras ...

Optical zoom works by changing the focal length of the lens, which is the distance between the lens and the image sensor. By adjusting the focal length, the lens can alter the angle of view and ...