image
Spectral Sensitivity
Spectral sensitivity of a dark-adapted eye (white) and after chromatic adaptation with blue light (blue line) in a species with blue and violet visual pigments.
Official websites use .gov
A
.gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS
A
lock (
) or https:// means you’ve safely connected to
the .gov website. Share sensitive information only on official,
secure websites.