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Copy of Light Pollution

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by

Rachel LAU

on 21 March 2014

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Transcript of Copy of Light Pollution

Limitation
& Solution
L.U.X Ltd.
Light Pollution

GE2410 T07 Group2
Experience
of our firm

A full cut-off light

Problem
What is the level of light should be?

Adjust the height of light
in a suitable level
What is the direction of light?
Spring
Summer
Autumn
Winter
Motion distance
Time switch
Motion sensor

Light sensor
Intelligent lighting system

Technology
We adjust
We investigate
We improve
Distance
Size
Density
Glass coating
Blurred view
Lower transparency
Extend the illumination time
Be aware of the location of sensor
Time switch
Dial4light schemes

Light sensor
?
Light Shield
Motion Sensor
Glass coating

Hong Kong Night Sky Brightness Monitoring Network
Sky Quality Meter
Spotlight
Dorentrup
Las Cruces
Shanghai
Neon sign
LED screen

Energy waste
Over-illumination
Light trespass
Light clutter
Adverse effects
Lifespan
years
No reflective view
Spurt the windows again after two years

Illuminated billboard
Skyglow
Adverse effects on human and animal
Disturb ecosystem
Reduce light pollution
Full transcript