Color in Light Flashcards
How colored light is obtained:
a) Placing a ________ before a _____ light.
b) __________
transparency, white
Painted bulbs
Inefficiency of color filters:
a) Much of the wattage of a white bulb is _____ (______) in passing through a coloring agent.
lost, absorbed
Inefficiency of color filters:
Selective trasmission and absorption
a) Vivid hues-_________ only a small percentage of the light and _______ the rest.
Transmit, absorbs
Inefficiency of color filters:
Selective transmission and absorption
b) Pale tint (________ colors)- Transmit a ________ percentage of the light.
unsaturated
greater
Effect of incandescent (white) light on cosmetics and the environment.
a) Is high in ________.
b) Is _______ to most cosmetic colors.
yellow
favorable
Effect off incandescent (white) light on cosmetics and the environment:
c) When compared to fluorescent light, the white bulb is better for highlighting:
1) ___________
2) _________ of caskets
Fabric textures
Wood grains
Effect of incandescent (white) light on cosmetics and the environment.
d) Incandescent lamps have a __________ lacking in fluorescent lamps.
downward thrust
Effect of fluorescent light:
a) Give more illumination but lacks the downward “thrust” of incandescent bulbs.
b) The color of some objects they illuminate appear _____ and ______.
dull, faded
Effect of fluorescent bulbs:
c) Is high in ______ and ______ and lacking in adequate red.
green, blue
Measurements of colored light (__________)
a) _____
b) _____
c) _____
3 Dimensions
Hue
Brightness
Saturation
Hue-the _____ of the chromatic color measurable in ______.
name, microns
Saturation:
1) ______________________
2) ______________________
Fully Saturated Color
Unsaturated Color
Fully saturated color: the hue is ___ and ___.
a) ________________
pure, vivid
Complementary hues
Brightness: (_____________)
Dependent on the ______ of illumination passing through a ______ media.
Brilliance (NBE term)
quality, color
Saturation:
2) Unsaturated color: Results when there is an _____ of one of the ___________ and very little of the other.
example: PINK-is a large amount of red with a small quantity of its complement.
excess, complements
Methods of mixing colored light:
a) __________
b) __________
additive
subtractive
Methods of mixing colored light:
Additive: Wave lengths _____ together upon the ______.
add, surface
Methods of mixing colored light:
Additive
1) White light can be produce by the mixture of the three _________ hues.
primary
Methods of mixing colored light: Additive 2) Primary hues a) \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ b) Correct mixture of these primary hues can form \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
red, green, blue
every other hue
Methods of mixing color light:
Additive
3) Secondary hues
a) ________________________________
yellow, blue-green, magenta
Methods of mixing color light:
Additive
3) Secondary hues
b) Are made by projection of _____ strengths of pairs of primary hues.
equal
Methods of mixing color light:
Additive
3) Secondary hues
c) Secondary hues of the additive method are the ________ hues of the _________ method.
primary, subtractive
Methods of mixing color light:
Additive
4) Complements
a) ______ mixtures produce _________.
Equal, white
Methods of mixing color light:
Subtractive-
Involves the ___________ (diminishing) of the wave lengths of light.
diminution