Projector hanger device
Signal source prompting
http://en.wikipedia.org/wiki/Polarized_3D_system#Linearly_polarized_glasses
Light source module
Light guide plate/light source
Motor/projection device
Projection device
Projection device/suspension bracket
Rotation speed detecting device
Projecting device
Light guide plate
http://en.wikipedia.org/wiki/Electrical_connector
Backlight/stereo display
en.wikipedia.org/wiki/Backlight
http://en.wikipedia.org/wiki/Touchscreen
en.wikipedia.org/wiki/Display_device
Stereoscopic glasses
Projection device/circuit board module
