Canon FS4000US - grain or noise?

  • Thread starter Thread starter John
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J

John

Scanning slides or negatives at 4000 dpi on this scanner - as I zoom in I
lose detail in multi colour speckly effect. How can I tell if this is film
grain or noise/problems with the scanner?
 
John said:
Scanning slides or negatives at 4000 dpi on this scanner - as I zoom in I
lose detail in multi colour speckly effect. How can I tell if this is film
grain or noise/problems with the scanner?
Click to expand...

Make two identical scans of the same crop. The difference is (almost
exclusively) noise.

Bart
 
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