Vector                           Raster
IMAGE &                                                 SOURCE les                      OUTPUT les
         FILE TYPE
                                                                 for logos, charts, icons, or     for most web graphics
                                                                 any hard-edged graphics          displayed on the screen
         CHEAT SHEET                                             SOURCE les
                                                                 to be sent to the printer
                                                                                                  HI-RES les
                                                                                                  can be printed at 300dpi
                                                                 .ai .eps .pdf .svg               .jpg .gif .png .tif
           WEB                               PRINT
                                                                 .ai     Adobe Illustrator
                                                                 Default le type of Illustrator, a popular vector-based program
                                                                 .eps Encapsulated PostScript
                                                                 Vector le which can be opened outside of Illustrator
                                                                 .pdf    Portable Document Format
                                                                 Self-contained document which preserves vector images as
72 dpi                            300 dpi                        well as fonts or graphics needed to display correctly
Images intended for the web       Images intended for print
only need to have a               need to have a resolution of
resolution of 72 dpi (dots per    300 dpi (dots per inch), as    .svg    Scaleable Vector Graphics
inch), which is the maximum       the printing process allows    XML-based vector image format supported by modern web
resoultion of monitors            for much greater detail        browsers
                                                                 .jpg    Joint Photographic Experts Group
    WHEN SENDING IMAGES TO A DESIGNER...                         Sometimes displayed as .jpegthis raster image format is
                                                                 best for displaying photographic images on web browsers
Dont put images in a Word doc
It is dicult to extract them and results in lower quality.      .gif    Graphics Interchange Format
                                                                 Raster image format best for simple images made up of solid
Always send a larger image than needed                           colors with no gradients
Raster images can be sized down without a loss in quality, but
when an image is stretched to larger than its original size, a   .png Portable Network Graphics
signicant loss in quality occurs.                               Raster image format best for displaying simple images,
                                                                 supports transparency
Send logos as vector les
Logos usually need to be separated from the background,          .tif    Tagged Image File Format
resized, or otherwise manipulated. Vector images oer the        Raster image format best for high-resolution photos
most versatility for these purposes.
Remember...
Although image editing programs can do wonders, it is always
best to start o with the highest quality image possible. You
will save time and end up with the most desirable result.