In computer graphics and digital photography, a raster graphic, raster image, or simply raster is a digital image made up of a rectangular grid of tiny colored (usually square) so-called pixels.

In its simplest form, a raster consists of a matrix of cells (or pixels) organized into rows and columns (or a grid) where each cell contains a value representing information, such as temperature.

The meaning of RASTER is a scan pattern (as of the electron beam in a cathode-ray tube) in which an area is scanned from side to side in lines from top to bottom; also : a pattern of closely spaced rows …

Raster files are images built from pixels — tiny color squares that, in great quantity, can form highly detailed images such as photographs. The more pixels an image has, the higher quality it will be, …

Jul 23, 2025 · Raster graphics are images made up of tiny dots called pixels. Each pixel has a specific color, and when you put all these pixels together, they form a complete picture.

Nov 6, 2025 · A raster graphic is made up of a collection of tiny, uniformly sized pixels, which are arranged in a two-dimensional grid made up of columns and rows. Each pixel contains one or more …

Sep 7, 2025 · A raster image is an image file format that's defined by a pixel with one or more numbers associated with it. The number defines the location, size, or color of the pixels.

Jul 27, 2025 · In this guide, I’ll break down everything I learned about vector and raster art, when to use each one, what tools to try, and how it affects the way you create, share, and sell your work.

Each of the raster, vector, and point cloud dataset formats has advantages and disadvantages. Selecting the proper format will increase performance, accuracy, and ultimately, the value of your …

Etymology The term "rasterisation" comes from German Raster 'grid, pattern, schema' and Latin rāstrum 'scraper, rake'. [3][4]