http://en.wikipedia.org/wiki/LED
http://en.wikipedia.org/wiki/Wavelength
http://en.wikipedia.org/wiki/Decoder
http://en.wikipedia.org/wiki/Light_valve
http://en.wikipedia.org/wiki/Backlight
http://en.wikipedia.org/wiki/Projector
http://en.wikipedia.org/wiki/Lens
http://en.wikipedia.org/wiki/Security
http://en.wikipedia.org/wiki/Lead_frame
http://en.wikipedia.org/wiki/Fuel_cell
Image transmission interface
Light bulb module
LCM support device
Electronic device casing
LED driving circuit
Indication light apparatus
Light source set
Projection device.
