Scanners

Scanners

1. Types

   • Portable
   • Flatbed
   • 3D
   • Laser
   • MFD (Multi-Functional Device)

2. Resolution

   • DPI (Dots per Inch)
     • 75 DPI
       • 150 DPI
         • 300 DPI
           • 600 DPI
             • 1200 DPI
               • 2400 DPI
                 • 4800 DPI
   • Higher DPI = Higher Quality

3. Colour

   • Colour depth
     • 1 Bit
       • Black & White
     • 8 Bit
       • 256 Colours
   • 16 Bit
     • 65536 Colours
   • 24 Bit
     • RGB
   • 36 Bit

4. Sizes

   • A4
   • A3