Brightness adjustment in projecting
Projection system
Color wheel module/projecting
http://en.wikipedia.org/wiki/Stereoscopic_Displays_and_Applications
Projector/light source
Illuminating system/projecting apparatus
Illumination system/projection device
http://en.wikipedia.org/wiki/Thermal_management_of_electronic_devices_and_systems
http://en.wikipedia.org/wiki/List_of_light_sources
http://en.wikipedia.org/wiki/Glass_production
Projecting device
Lens component/projection device
Light source device
Light source module
Touch button device/projector
Device housing
http://en.wikipedia.org/wiki/Backlight
Adjusting device in projecting
