The amount of light reaching a photographic film or electronic image sensor.

An attribute of visual perception in which a source appears to be radiating or reflecting light.

The difference in the color and brightness of the object and other objects within the same field of view.

A bright spot in a photograph. Normally it is assumed to be one of the brightest points in the image. Normally created by a bright or intense illumination or by various forms of diffusion or reflection.

Describes the proportional relationship between its width and its height.

Wide Screen computer displays are typically

Computer displays are typically

Refers to a characterization of the spectral properties of a light source and is commonly used during the production phase in the film and photography industries

Colors that are the warmer, more yellow to red light

Colors that are the colder, more blue light

The mixture of a color with white, which increases lightness, and a shade is the mixture of a color with black, which reduces lightness.

A smart-tool which cleverly increases the intensity of the more muted colors and leaves the already well-saturated colors alone. It's sort of like fill light, but for colors.

Used to describe the intensity of color in the image.

Often called bitmap images because they are made of millions of tiny squares, called pixels.

Made of hundreds of thousands of tiny lines and curves (or paths) to create an image; can be decomposed into simple geometrical objects, such as text.

Rule applied by aligning a subject with the guide lines and their intersection points, placing the horizon on the top or bottom line, or allowing linear features in the image to flow from section to section.

DPI

PPI

Which of the file extensions represent image formats