FILE FORMAT GUIDE
Print-ready files are accepted in the following formats:
| File Extensions | Description/Program Used |
.ai, | Adobe Illustrator drawing or vector graphics file |
.eps | Encapsulated postscript image file created using Adobe Illustrator; designed for high resolution printing of illustrations; standard file format for importing and exporting PostScript files |
.cdr | Corel Draw Vector drawing file |
.tiff | Tag Image File Format; preferred bitmap graphics format for high-resolution postscript printing |
.jpg or .jpeg | standard format for photographic image compression developed by the Joint Photographic Experts Group |
.psd | Bitmap file created using Adobe Photoshop |
.indd | InDesign Document from Adobe Systems |
Portable Document File from Adobe Acrobat | |
.qxd | QuarkXpress Document or Data File |
.pub | Document file associated with Microsoft Publisher |
Quick Facts about Bitmap Images
- Bitmap images are made up of colored dots (pixels) in a grid
- Also known as raster images
- Resolution dependent – resizing affects image quality
- Scanned images and digital photos are bitmaps
Quick Facts about Vector Images
- Vector Images are made up of individual objects composed of lines and shapes with different attributes such as color.
- Resolution Independent – scaling images does not affect quality
- Smaller file size
- Not suitable for photo-realistic reproduction
- Fonts are vector objects
