Color In Light Flashcards

1
Q

How colored light is obtained

A

Placing a transparency before a white light

Painted bulbs

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2
Q

Inefficiency of color filters

A

Much of the wattage of a white bulb is lost (absorbed) in passing through a coloring agent

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3
Q

Vivid hues

A

Transmit only a small percentage of the light and absorb the rest

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4
Q

Pale tints (unsaturated colors)

A

Transmit a greater percentage of the light

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5
Q

Effect of incandescent light on cosmetics and the environment

A

High in yellow
Favorable to most cosmetic colors
Better for highlighting fabric textures and woodgrains of caskets
Downward thrust

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6
Q

Effect of fluorescent light on cosmetics and environment

A

Gives more illumination but lacks the downward thrust
The color of some objects they illuminate appear dull and faded
High in green and blue but lack adequate red

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7
Q

Measurements of colored light

A

Additive

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8
Q

Dimensions of colored light

A

Hue
Brightness
Saturation

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9
Q

Hue

A

The name of the chromatic color measurable in microns

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10
Q

Brightness

A

AKA Brilliance

Dependent on the quantity of illumination passing through a color media

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11
Q

Fully saturated color

A

Hue is pure and vivid

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12
Q

Complementary hues

A

When 2 complementary hues are both directed toward the same surface the wave lengths mix to form white light

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13
Q

Unsaturated color

A

Results when there is an excess of one of the complements and very little of the other

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14
Q

Additive method of mixing colored light

A

Wave lengths add together upon the surface

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15
Q

White light can be produced by the mixture of the

A

Three primary colors

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16
Q

Primary colors of light

A

Red green blue

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17
Q

Correct mixture of the primary hues can form

A

every other hue

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18
Q

Secondary hues of light

A

Yellow, blue green, magenta

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19
Q

Secondary hues of the additive method are the

A

primary hue of the subtractive method

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20
Q

The primary hues of the subtractive method are the

A

secondary hues of the additive method

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21
Q

Equal mixture of these produce white

A

Complement

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22
Q

This involves the diminution of the wave the wave lengths of light

A

Subtractive method

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23
Q

Reduction can be gradually extended to a point where a complete

A

blackout results

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24
Q

Application of subtractive method

A

One light source with two or more filters

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25
Q

Primary hues for subtractive method

A

Yellow, magenta, blue green

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26
Q

The hue of an object appears more vivid when seen under the same hue of illumination

A

Emphasis

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27
Q

When two values or intensities of the same hue are present, the larger area appears more vivid while the smaller, more washed out

A

Absorption

28
Q

If the hue of an object and the illumination differ, the color of the object will either be converted into a different or be obliterated

A

Conversion

29
Q

Direct lighting
Refers to the movement of light rays in a straight line from the light source
Creates a sharp shadows
Intensifies the contrasts of light and dark areas
Emphasizes source detail

A

Point Lighting

30
Q

Point lighting is supplied by

A
Incandescent lamps
Flood lights/spotlights
Chandeliers
Wall pendants
Panel lights
Luminous light boxes
31
Q

By placing a diffusing apparatus upon a point light, the light rays bounce against it and the direct path is altered to become semi diffused

A

Semi diffused light

32
Q

Semi-diffused lighting modifies

A

the contrasts of light and dark areas

Cast shadow is barely discernible

33
Q

The light rays are scattered in all directions in all directions from the light source

A

Diffused (flat) lighting

34
Q

Generally identified as indirect lighting such as when light is bounced off the ceiling or walls

A

Diffused (flat) lighting

35
Q

Equally illuminates little contrast between light and dark areas
No real shadow is cast

A

Diffused (flat) lighting

36
Q

Floor lamps used for funeral settings

A

Torchiere lamps

37
Q

Two types of fixtures for torchiere lamps

A

Totally indirect

Semi-indirect

38
Q

The bowl is opaque causing all the light ray to be thrown toward the ceiling then reflected downward into completely diffused lighting

A

Totally indirect

39
Q

Lighting is easiest on the viewers eyes

A

Totally indirect

40
Q

Natural shadows of the face are diminished

A

Totally indirect

41
Q

The bowl is translucent allowing the transmission of direct and indirect rays

A

Semi Indirect

42
Q

Indirect rays greatly __________ the direct ones

A

Exceed

43
Q

Direct rays from the two torchiers at the casket may

A

subdue normally shadowed areas

Cause a cast shadow if poorly located

44
Q

A concave boxlike fixture extending around the walls of the room interior, several feet from the veiling

A

Cove lighting

45
Q

Types of lamps for cove lighting

A

Incandescent or fluorescent

46
Q

Direction of illumination for cove lighting

A

Upward

47
Q

Type of illumination for cove lighting

A

Diffused, area illumination

48
Q

A recess in the wall for the casket, with lighting behind the top and side walls

A

Alcove lighting

49
Q

A long, narrow recepticle with a reflecting surface within

A

Trough lighting

50
Q

Usually available with three series of colored or uncolored incandescent lamps alternated

A

Trough lighting

51
Q

Some fixtures for trough lighting have these attached

A

Transparencies

52
Q

Trough lighting is hidden behind

A

A ceiling joist or arch

53
Q

Large luminous light fixture, usually fluorescent lighting

A

Dome lighting

54
Q

Dome lighting is normally mounted

A

on the ceiling or recessed so it is level with the ceiling

55
Q

Dome lighting is used for

A

direct lumination

56
Q

A plastic shield is used in dome lighting to

A

diffuse the light

57
Q

These incandescent lights are used to illuminate the casket or flowers

A

Flood or spot lighting

58
Q

A hanging lamp, providing semi-diffused incandescent illumination

A

Chandelier

59
Q

Because of their location, there is usually no effect with these

A

Candelabra

60
Q

When close to the casket it may illuminate the deceased

A

Candle lighting

61
Q

Supplies both direct and indirect lighting, and may need supplementary lighting

A

Table and floor lamp lighting

62
Q

Hung on the open lid of the casket, but creates shadows

A

Casket Lamp Lighting

63
Q

If a hue is held in the line of vision and the eyes become over stimulated, the complement will be seen when the stimulus is removed

A

After-Image

64
Q

Two hues which are justaposed modify the appearance of each other
If they are complementary, they make each other appear more vivid
If not complementary, they dull each other

A

Simultaneous Contrast

65
Q

Around the edge of a hue which is focused steadily will appear a fringe of another hue which is complementary

A

Fringe

66
Q

If two non-complementary hues are juxtaposed and there is a sufficient quantity of the hue being fixated, the over stimulation of one raises its complement and mixes it with the background color to yield a new hue

A

Interaction of hues

67
Q

The nerve endings in the retina of the eye can very easily become tired through overstimulation by a single hue

A

Eye fatigue