Page 11 - H21
P. 11

When cyan, magenta and yellow beams were reflected on the wall, where

      the three colours overlapped they would create three new colours red, blue
      and green and where all six colours overlapped, would cause the Retina rod

      cells to become excited all at the same time, and the colour they would
      recognise is black. (Please see Fig. 10)
   6   7   8   9   10   11   12   13   14   15   16