Vision and Illumination Design - Human Factors and Ergonomics - page 43

4.3 ACCOMMODATION OR FOCUSING OF THE EYE
Through accommodation of the eye we can see objects sharply at different distances.
Accommodation is a mechanism that changes the shape of the lens in order to bring
FIGURE 4.2 The distribution of rods
and cones in the retina. To remember
the function of the cones, think of
CCC: cones, central, and color.
FIGURE 4.3 Each cone is connected
one-to-one to a neural synapse. This
leads to high resolution, but low light