Digital Zone System with
Nikon D70
for correct exposures
(Based on Farzad's 5-stop Film / Digital Zone System Technique ©1987-2005) 

4.5% Black

9% Dark Gray

18% Medium Gray

36% Light Gray

72% White

028 Gray Scale Density

078 Gray Scale Density

128 Gray Scale Density

178 Gray Scale Density

228 Gray Scale Density

The 5-Stop Tone Ruler, the ruler for our simplified Zone System with approximate GrayScale density (000-255) for your monitor