Light source device
Edge-light type backlight module
Light guide unit
N/A
http://en.wikipedia.org/wiki/Backlight
http://en.wikipedia.org/wiki/Display_device
Projection machine
http://en.wikipedia.org/wiki/Projector
Brightness enhancement film
http://en.wikipedia.org/wiki/Microprocessor
Electronic whiteboard
Optics touch device
Lens adjustment module
Prism regulating device
Light source module
Light guide plate
