Gelling the light source for B&W scanning

Started 2 months ago | Discussions thread
just Tony
just Tony Veteran Member • Posts: 4,014
Same idea, different application
1

My homebuilt spectrophotometer that I had configured for printer/paper profiling had poor S/N at the extreme red and blue ends of the spectrum with my 4700K halogen source. A magenta filter was a worthwhile game changer.

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