light
electromagnetic radiation at or near visible wavelengths
yellow
primary color between green and orange in the light spectrum
collimated light
light whose rays are parallel, and therefore will spread minimally as it propagates
light beam
projection of light energy
artificial light
light from an artificial source, as opposed to daylight or natural light
full-spectrum light
light that covers the electromagnetic spectrum from infrared to near-ultraviolet
turquoise
greenish blue color, based on the gem of the same name
orange
colour, located between red and yellow in the spectrum of light
diffused light
term in visual optic
blue
primary color between purple and green in the spectrum
green
additive primary color, visible between blue and yellow
brown
color
monochromatic radiation
electromagnetic radiation with a single constant frequency
red
prismatic and primary color with longest visible wavelength
polychromy
having various and intense color; art terminology of multicoloring method
sunlight
electromagnetic radiation given off by the Sun
aureole effect
optical phenomenon in water
white
lightest color
visible spectrum
portion of the electromagnetic spectrum that is visible to the human eye
airglow
faint emission of light by a planet's upper atmosphere
high-energy visible light
effects of blue light
grey
intermediate color between black and white; for e.g. color of a cloud-covered sky, ash and lead
ray
in geometrical optics: an idealized model of light; a line that is perpendicular to the wavefronts of the actual light, and that points in the direction of energy flow
flash of light
brief pulse of light
snow lantern
garden decorations