color vision

Tagged Discussions

Upside down rainbow?

ElicBxn @ElicBxn (64169) • United States 16 Sep 08

This is an amazing sight and there is photo proof it happened. It is a rare sight and so beautiful! I would love to see this with my own 2 eyes. I really feel for my roommate who only sees a bright streak because she has no...

upside down rainbow

18 responses •

9 people

Color Blindness

thebeing @thebeing (657) • Romania 30 Jan 08

or color vision deficiency, in humans is the inability to perceive differences between some of the colors that other people can distinguish. It is most often of genetic nature, but may also occur because of eye, nerve, or brain...

3 responses •

1 person

how we see color?

kilayko @kilayko (170) • Philippines 30 Jul 07

all vision in higher animals depends on certain structures in the eye that recieve the image;on the optic nerve,which passes along that image in the form of impulses;and on the optic lobe,the part of the brain that translates the...

1 response

What is color blindness (Color Vision Deficiency)?

humaaaa @humaaaa (1386) • Pakistan 30 Dec 06

What is color blindness or also called Color Vision Deficiency and how it is caused? I also want to know how colors are seen by a color blind person ?

9 responses •

1 person