Digitization/Photograph digitization

Photographs are digitized either from negatives, slides, or prints. Slides and negatives must be backlit when being digitized.

Flatbed scanning of photographic prints

Resolution:

• Larger than A4: 300 ppi;
• A5 to A4: 600 ppi
• A7 to A6: 1200 ppi
• Under A7: 2000 ppi

Color depth: 16 bit (or 24 bit if colour is an important attribute of the item).

Format: PNG or TIFF (if TIFF, must be used with lossless compression)

References

• Digital Access to Collections Workshop Manual, http://www.digitalcollections.org.au/toolkit/digitise
• FADGI Technical Guidelines for Digitizing Cultural Heritage Materials