orthochromatic
or.tho.chro.mat.ic \.o.r-th*-kro--'mat-ik\ aj [ISV] 1: of, relating to, or producing tone values of light and shade in a photo graph that correspond to the tones in nature 2: sensitive to all colors except red
or.tho.chro.mat.ic \.o.r-th*-kro--'mat-ik\ aj [ISV] 1: of, relating to, or producing tone values of light and shade in a photo graph that correspond to the tones in nature 2: sensitive to all colors except red