Mark R. wrote: > Trivia: Approximately 1% of women have tetrachromatic color vision - > that is, four different types of cone cells in their retinas - and can > see a vastly broader gamut than normal people. Exactly 0% of men have > this ability; you need two X chromasomes to get it.
Add their ability to focus on details, and call it X chromo-zooms. :-( Jostein -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net
