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Desktop Publishing
File types
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TIFF
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EPS
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DCS
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4 color
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yes
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yes
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no
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4 color + Spot (multichannel)
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no
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no
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yes
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Photoshop text
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no
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yes
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no
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Duotone (Tri or Quad)
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no
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yes
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no
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Grayscale
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yes
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no
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no
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Line Art (scanned)
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1-bit
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no
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no
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.TIFF File Extension
File Type
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Tagged Image File Format
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Category
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Raster Image Files
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File Description
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High-quality graphics format that supports color depths from 1 to 24-bit; designed to be a standard image format for storing high-quality color images on multiple computer platforms.
Most often seen with a .TIF extension.
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Program(s) that open tiff files
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Mac OS
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Any picture viewer
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Windows
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Any picture viewer
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.EPS File Extension
File Type
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Encapsulated PostScript
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Category
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Vector Image Files
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File Description
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PostScript (.PS) file that may contain vector graphics, bitmap images, and text; includes an embedded preview image in bitmap format; often used for transferring between different operating systems.
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Program(s) that open eps files
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Mac OS
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Apple Preview
Adobe Illustrator, Acrobat, or Photoshop
QuarkXpress
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Windows
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CorelDRAW
Adobe Illustrator, Acrobat, or Photoshop
QuarkXpress
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.DCS File Extension
File Type
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Digital Color Separation File
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Category
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Image Files
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File Description
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Color-separated EPS file; often saved as a collection of files for each color; files are used as "plates" for printing individual colors
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Program(s) that open dcs files
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Mac OS
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QuarkXpress
Adobe Illustrator
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Windows
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QuarkXpress
Adobe Illustrator
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.PDF File Extension
File Type
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Portable Document Format File
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Category
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Page Layout Files
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File Description
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Cross-platform document created by Adobe Acrobat or a program with the Acrobat plug-in; commonly used for e-mail attachments or for saving publications in a standard format for viewing on mulitple computers; usually created from another document instead of from scratch.
May contain text, images, forms, annotations, outlines, and other data; preserves fonts and formatting electronically across multiple platforms; appears on the screen as it will when printed on paper. Google and other search engines now index PDF documents, which can be viewed in a Web browser using the free Adobe Reader plug-in.
Can also be created in Mac OS X by selecting "Print..." and choosing "Save as PDF" from the PDF drop-down menu instead of clicking "Print."
View the PDF definition for more information.
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Program(s) that open pdf files
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Mac OS
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Adobe Reader to view (free)
Adobe Acrobat to edit (commercial)
Apple Preview
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Windows
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Adobe Reader to view (free)
Adobe Acrobat to edit (commercial)
Brava! Reader
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.JPG File Extension
File Type
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JPEG Image File
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Category
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Raster Image Files
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File Description
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Compressed graphic format standarized by the JPEG (Joint Photographic Experts Group) group; commonly used for storing digital photos since the format supports up to 24-bit color; also a common format for publishing Web graphics; compressed using lossy compression, which may noticeably reduce the image quality if a high amount of compression is used.
For more information, view the JPEG definition.
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Program(s) that open jpg files
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Mac OS
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Apple Preview or other picture viewer
A Web browser such as Safari or Firefox
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Windows
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Microsoft Photo Editor or other picture viewer
A Web browser like Internet Explorer or Firefox
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Linux
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GIMP - The GNU Image Manipulation Program
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.psd - Photoshop Native file
If you save a Photoshop file as .TIFF, turn off layers and extra channels, otherwise save the image as .eps
.eps - use it to save clipping paths and the text layers as vectors
A four color image with spots as extra channels should be saved as an .eps .dcs for those spots to appear in the page layout application
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