shropshireprinting.co.uk - Artwork Format Guide
| File Extensions | File Description/Program Used |
|---|---|
| .ai | Adobe Illustrator or vector graphics file |
| .eps | Encapsulated postscript image file created using Adobe Illustrator / Freehand; designed for high resolution printing of illustrations. |
| .cdr | Corel Draw Vector drawing file |
| .tif | Tag Image File Format; preferred bitmap graphics format for high-resolution postscript printing |
| .jpg/.jpeg | Standard format for photographic image compression developed by the Joint Photographic Experts Group |
| .psd | Bitmap file created using Adobe Photoshop |
| .indd | InDesign Document |
| Portable Document File | |
| .qxd | QuarkXpress Document |
Quick Facts about Bitmap Images
- Bitmap images are made up of coloured shapes (pixels) in a grid format
- 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 colour.
- Resolution Independent — scaling images does not affect quality (please make sure they are at 100% size used in the artwork)
- Smaller file size
- Not suitable for photo-realistic reproduction
- Fonts are vector objects
