Lighting Flashcards
These are all compenets of?
Has an ultra violet (UV) component
Produces Vitamin “D”
Causes blood pressure to fall
Creates feeling of well being
stimulates energetic activity
Quickens pulse and appetite
Overexpsoure has many detremental effects
artifical light has minimal UV
Light affects our biorhythyms hormones and behavior
Lack of Day/Sun light can cause seasonal affective disorder (SAD)
Natural Light
What does SAD stand for?
Seasonal Affective Disorder
Day light has been proven to increase what?
Productivity
Daylighting can improve?
Perception, Attitude, Learning
Which lighting technique is best for viewing color?
Daylight
What does CRI stand for?
Color Rendering Index
What does CCT stand for?
Color Correlated Temperature
How is CCT measured?
2000K-8000K
How is CRI measured?
0-100
_____ can defeat gains made with the introduction of daylight
Glare
What is glare?
Excessive contrast
What causes glare?
Direct Sunlight, Bright Reflections, Poorly placed windows
What does glare do to natural fibers and substances?
Fades color and degrades fibers and substances
These are all examples of how an interior design can address?
Understand sun angles
locate sensitive functions away from source
orient tasks appropriately
add color as appropriate
specify appropriate window and glazing treatments
Glare
These are all examples of?
Sofit Overhang
Awning
Light Shelf
Natural Light Fenestration: Sidelighting
These are all examples of?
Skylight
Clerestory
Sawtooth Clerestory
Monitor or Double Clerestory
Top Lighting
________ _______ is a narrow band of electromagnetic energy- 380 nanometers to 760 nm
Visible Energy
what happens to light when is travels through a substance?
it bends
Through a prism light is bent into the _____ _____
Color Spectrum
______ describes how a lamp appears when lighted
Temperature
When you have a cold bar of steel at 0K what does this mean for light?
No light is being emmitted
A heated bar of steel at 800K emmits what color?
A red glow
A heated bar at 2,800K emmits what color?
Warm Yellowish White
A heated bar at 8000K emmits what color?
Bluish Daylight White
A heated bar at 60,000K emmits what color?
Brilliant Blue
the lower the temperature the _____ the light
Warmer
A higher temperautre the _____ the light
Cooler
What temperature of lighting would you use in this enviornment?
Hospitality
Residential
Public Areas
Warm (2700K)