In digital photography and digital video recording, the focal length refers to the size of the image and angle of field of view as seen by the camera through the lens. This is the center of the lens to the image pickup device.
The Windows operating system (Windows OS) refers to a family of operating systems developed by Microsoft Corporation. We look at the history of Windows...
UPDATED: This article was updated on April 6, 2021 by Web Webster
Learn about each of the 5 generations of computers and major technology developments...