Embed Size (px)
Citation preview
Photographing Delicate Documents
Dick EastmanOctober 20, 2007
Traditional Method of Creating Images of
Documents
• Use a desktop scanner, such as this single-sheet scanner
Disadvantages
• Manual• Slow• Requires significant handling of the document
Disadvantages
• Scanning thousands of documents may be tedious
Page feed scanners are even worse
• Will work well in unattended mode but internal rollers may damage delicate documents.
Ultimate Unattended Scanner: APT BookScan
1200
• Will work well in unattended mode for books but not suitable for delicate books.
• Expensive at $125,000+.
Use a scanner designed for books
• Planetary scanners create minimal page damage.
• Expensive at $10,000 and up.
Use a scanner designed for books
• Available in different models with different scanning speeds
• Expensive at $15,000 and up.
Use a scanner designed for books
• Genealogists can duplicate this for a fraction of the expense.
• Use a camera stand and a high resolution camera.
Use a scanner designed for books
• Genealogists can duplicate this for a fraction of the expense.
• Use a camera stand and a high resolution camera.
Use a scanner designed for books
• Genealogists can duplicate this for a fraction of the expense.
• Use a camera stand and a high resolution camera.
Use a scanner designed for books
• Best results are obtained with a slow shutter speed and lots of light.
Use a scanner designed for books
• Prices vary from about $60 to…
Use a scanner designed for books
• Prices vary from about $60 to…
• $150 or more.
Recommendation
• Use a slow shutter speed
• And use lots of light!
• Sunlight works best
You may appreciate remote control software
• Such as DSLR Remote Pro
