A series of tones that range from true black to true white, usually expressed in 10 steps.
A scale of 256 standard grey tones ranging from 0 (black) to 255 (white) used to measure tonal range and contrast.
A strip of standard grey tone values ranging from white to black.
Grey Scale is a monochrome electronic image format which reproduces all the shades of the original document from white to black are reproduced. Useful for scanning black & white photographs.
The brightness of a pixel expressed as a value representing it's lightness from black to white: Usually defined as a value from 0 to 255, with 0 being black and 255 being white. A term used to describe an image containing shades of grey as well as black and white.
use of 256 shades of grey to represent an image. In Photoshop, each pixel has a brightness value from 0 (black) to 255 (white)
Strip of grey values ranging from white to black. Used by process camera and scanner operators to calibrate exposure times for film and plates. Also called step wedge.
The perceptable degrees of black below 100% coverage. The 8 bit scale can cover some 256 different shades.
The ability of a black-and-white printer or screen to display shades of grey.
a range of luminance values for evaluating shading through white to black. Frequently used in discussions about scanners as a measure of their ability to capture halftone images. Basically the more levels the better but with correspondingly larger memory requirements.
A calibrated sequence of grey tones ranging from black to white.
A strip of standard grey tones, ranging from white to black, placed at the side of original artwork during photography to measure tonal range and contrast obtained on the copy.
is the use of many shades of gray to represent an image. Continuous-tone images, such as black-and-white photographs, use an almost unlimited number of shades of gray. Conventional, however, can only represent a limited number of shades of gray (typically 16 or 256).
A scale of shades ranging from white to black. Devices that can only display data in black and white translate colour differences into various shades of grey.
an image made up of greys between black and white with no colour information
An image made up of varying tones of black and white, containing no colour, so greyscale is synonymous with black and white. The 256 grey levels system divides the grey scale into 256 sections with black at 0 and white at 255.
The range of steps between black and white that can be separately identified within an image.