Sharp IV-C35M User Manual page 132

Glossary
[ γ γ γ γ γ ]
γ γ γ γ γ negative correction
Used when the mid gray level is too high.
255
255
Input image gray level
γ γ γ γ γ positive correction
Used when the mid gray level is too low.
255
255
Input image gray level
G
G-14