Vocabulary

The camera obscura is an optical device that projects an image of its surroundings on a screen. It is used in drawing and for entertainment, and was one of the… Read More »Camera obscura

Eastman Kodak Company, commonly known as Kodak, is an American multinational imaging and photographic equipment, materials and services company headquartered in Rochester, New York, United States and incorporated in New… Read More »Eastman Kodak

A sensor (also called detector) is a converter that measures a physical quantity and converts it into a signal which can be read by an observer or by an instrument.… Read More »Sensor

In photography and computing, a grayscale or greyscale digital image is an image in which the value of each pixel is a single sample, that is, it carries only intensity… Read More »Grayscale

The Macintosh, marketed as Mac, is a line of personal computers (PCs) designed, developed, and marketed by Apple Inc. It is targeted mainly at the home, education, and creative professional… Read More »Macintosh

This article deals with power in AC systems. See Mains electricity for information on utility-supplied AC power Power in an electric circuit is the rate of flow of energy past… Read More »AC power

Secure Digital or (SD) is a non-volatile memory card format for use in portable devices, such as mobile phones, digital cameras, GPS navigation devices, and tablet computers. The Secure Digital… Read More »Secure Digital

A solid-state drive (SSD) (also known as a solid-state disk or electronic disk, though it contains no actual “disk” of any kind) is a data storage device using integrated circuit… Read More »Solid-state drive