Photo Scanner Buying Guide: Digitizing Photos, Negatives & Slides
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Photo Scanner Buying Guide
Scanning photographs is a different job from scanning documents. The specs that matter, and the mistakes to avoid, are not the same β using a document scanner for treasured prints usually disappoints.
Why Photos Need Different Specs
Documents scan fine at 300 DPI; photos need far more. For prints, 600 DPI is a practical minimum and 1200 DPI lets you reprint larger. For negatives and slides, you need 2400β4800 DPI because you're enlarging a tiny original. Color depth (48-bit) and dynamic range also matter far more than for text.
Flatbed vs Dedicated Photo Scanner
A good flatbed scans prints well and, with a transparency unit, can handle film. Dedicated photo/film scanners produce higher quality for negatives and slides but cost more and are slower. For a box of old prints, a flatbed with an automatic feeder or a fast photo scanner saves hours.
Film, Negatives and Slides
To scan negatives or slides you need a scanner with a transparency adapter (backlight) β a normal flatbed that only lights from below cannot do film properly. Check the film formats supported (35mm, medium format) before buying.
Restoration Features
Look for dust and scratch removal (hardware-based, like Digital ICE, works better than software), color restoration for faded prints, and batch scanning to get through large collections.
For text and paperwork instead, see our document scanner buying guide and OCR & paperless workflow.
FAQ
What resolution do I need to scan old photos?
For prints, 600 DPI is a practical minimum and 1200 DPI allows larger reprints. For negatives and slides you need 2400β4800 DPI because you're enlarging a very small original.
Can a regular document scanner scan negatives?
No. Negatives and slides require a scanner with a transparency adapter (a backlight). A standard flatbed that only lights from below cannot scan film properly β check for film support before buying.
What's the difference between a photo scanner and a document scanner?
Photo scanners offer much higher resolution, better color depth and dynamic range, and often film support and dust/scratch removal. Document scanners prioritize speed and OCR at lower resolution.
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