Examlex
The scanning electron microscope provides a 3-D image that is helpful for visualizing details.
Brightness
The perception of how light or vivid a color appears; can also refer to the luminance or intensity of light.
Color Vision
The ability of organisms to distinguish objects based on the wavelengths of the light they reflect, emit, or transmit.
Trichromatic Theory
A theory of color vision proposing that the eye perceives color through the relative rates of response by three types of cone cells, each sensitive to different wavelengths of light.
Opponent-Process Theory
Theory of color vision that proposes visual neurons (or groups of neurons) are stimulated by light of one color and inhibited by light of another color.
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