J
JeffM
- Jan 1, 1970
- 0
mc said:Red/green color blindness is very common. The color distinction would be
invisible to a considerable number of people.
Traffic lights get around this by distinguishing red and green by position,
not just color.
Ever driven in downtown Miami?
http://66.102.9.104/images?q=traffic-lights+miami+beayoungs+OR+moravii
I've seen places that mount a strobe on red lights
so that color-blind folks (and others) have no doubt.