Optical
Resolution of Media vs Scanners ?
Maximum Optical Resolution
in Microns of Grain of Scanners
Sensors
80 to 300
81
to 11
Pro Scan
Backs (over the whole frame)
2400 to 4100
10.5 to
6
Pro Film
& Flatbed Scanners
3500 to 7264
11
to 3
Drum Scanners
1600 to 2400
15
to 11
Semi Pro
Film & Flatbed Scanners
300 to 900
81
to 28
Amateur CCD
Flatbed
5000 to 7000
5
to 4
Orthographic
3000 to 7200
10
to 3
B / W
Negatives
2000 to 6000
12
to 4.5
Chromes
1300 to 3200
19
to 8
Color
Negatives
400 to 800
61
to 30
Photo Prints
EQ. Optical DPI
Microns
Grain
/ Spot Size Ranges