Patent ID: 9148635
Filing Date: 2015-09-29
Classification: G03B,H04N

Abstract:
1. A projection video display device for projecting a video formed by a display element, comprising: a case; a common base comprising a first and second pedestal portions, wherein the common base is attached to the case; an optical engine comprising a light guide having a first and second ends, a light source disposed at the first end of the light guide, and a display element disposed at the second end of the light guide, the optical engine arranged to radiate light emitted from a light source onto the display element to form the video, wherein the optical engine is attached to the common base only by a connection between the first pedestal portion of the common base and the second end of the light guide; and a projection optical system arranged to enlarge and project the video emitted from the optical engine, wherein the projection optical system is attached to the second pedestal portion of the common base.