Scanning Tips for Images

Copyright
Reproduction of copyrighted slides and photographs, in any format, including digital conversion, is regulated by law and subject to prior agreement with the owner, publisher, or vendor of the item. Please see the VRC's Copyright Policies and Tools for links to copyright information.

Scanning for Digital Presentations

Scan at: Native resolution of the projector
Save as: Jpeg

XGA projectors: 1024 x 768 pixels
SXGA projectors: 1280 x 1024 pixels
UXGA projectors: 1600 x 1200 pixels

Scanning for Printing

Good quality
Scan at: original image at 300ppi
Save as: Tiff

High Quality
Scan at: original image at 600ppi
Save as: Tiff

For more information, see:
Verma, Shiv. "Understanding the PPI, DPI and Resolution Dilemma." USPhotoGroup.com. http://www.usphotogroup.com/Tutorials/PPI_DPI.htm (accessed May 17, 2010).

Stepp, Kate. "Book Scanning & Digital Image Projection: The VRC Guide to Imaging." Tulane University. http://pandora.tcs.tulane.edu/art/Imaging_Scanning_Pixels.ppt (accessed May 17, 2010).