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VECTOR ARTWORK - VECTOR CONVERSION
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Vector Graphic |
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Vector Paths |
Above are examples of a vector graphic. Vector graphics are not resolution dependent. The image on the left shows the graphic as it will appear digitally or printed. This grahic can be enlarged or reduced with no change in quality other than the limitations of the process in which the graphic is being reproduced by. The image on the right above shows the "vector" paths which make up the graphic itself. Think of creating the logo above using pieces of wire. No matter how large you create the logo using wire, the curves will be smooth and will not change in quality. Vector graphics are the most universal format for almost any printing process. Vector graphics are the required format for screen printing applications. Vector conversion of a raster image is when a graphic artist recretes the artwork in vector format using a vector based drawing program such as Adobe Illustrator.
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Raster Graphic |
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Enlarged View |
Above are examples of a raster graphic. Raster graphics are resolution dependent. A raster graphic is made up of tiny squares referred to as pixels (dots in "dots per inch"). The image on the left shows the graphic in the correct resolution to be displayed on a computer monitor which is 72 dpi (dots per inch). 4 color process printing requires a resolution of 300 dpi. This graphic can be reduced which will increase the dpi but can not be enlarged without reducing the quality of the graphic. The image on the right shows the 72 dpi image enlarged which you can see the edges of the graphic start to become jagged. Think of creating this logo using a Etch-A-Sketch. Raster images, for the most part, are suitable for 4 color process printing applications and for the web. Vector conversion of a raster image is when a graphic artist recretes the artwork in vector format using a vector based drawing program such as Adobe Illustrator.
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