Patent ID: 8757811

Claim:
A projector comprising: a plurality of light modulation devices; and a cooling device; wherein the plurality of light modulation devices includes: a first light modulation device configured to correspond to the first color light, a second light modulation device configured to correspond to the second color light, and a third light modulation device configured to correspond to the third color light; and the cooling device includes: a cooling fan configured to introduce and discharge air, and a duct configured to guide air received from the cooling fan toward the plural light modulation devices; and the duct includes: a first duct portion configured to allow the air to flow along a first plane through the first light modulation device from sides of the first and second light modulation devices in adjacently disposed order in the first duct portion, and a second duct portion which communicates with the first duct portion and guides a part of the air flowing through the first duct portion along a second plane oriented below the first plane toward the third light modulation device.