In the graphic below we’ve taken a raster version of our logo and then enlarged it.Īt its original size the image looks fine, but when enlarged the quality and sharpness of the image suffer. #VECTOR AND RASTER FILES ARE SERIES#Printers often talk about raster image resolution, which is determined by how many dots there are per inch (dpi)īecause raster images are created by a series of dots, they do not scale up well. Each pixel is assigned a color value and packing many dots into a small area creates the illusion of a crisp image. A raster image is created by a series of pixels or dots. The most common raster image is a photograph, though with a graphics program like Adobe Photoshop artists can create raster images other than photographs.
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