Patent ID: 8608316

Claim:
An image projection apparatus configured to project an image using light from a light source, the apparatus comprising: a first flow path through which a first airflow for cooling the light source passes; a second flow path through which a second airflow for cooling constituent parts other than the light source passes; an axial flow fan configured to exhaust air introduced from the first airflow and second airflow paths to outside of the apparatus; an exhaust box configured to guide the first airflow from the light source to the axial flow fan; and a light shielding member which is provided in the exhaust box and configured to shield the light from the light source, wherein the exhaust box includes a first opening that forms a third flow path configured to guide a third airflow into the exhaust box, and wherein the second airflow path is configured to guide the second airflow to the axial flow fan so as to pass outside of the exhaust box, and the third airflow path is configured to guide part of the second airflow from the second airflow path into the exhaust box as the third airflow.