Patent ID: 8388147

Claim:
A screen assembly comprising: a screen having a first surface formed with fresnel lenses and a second surface located behind the first surface, the screen allowing an incoming of an image light through the first surface and allowing an emission of the image light through the second surface, the screen having an optical transparency; a screen retainer on which the screen is mounted, the screen retainer having a third surface whose area is larger than the first surface and the second surface of the screen and which is opposed to the second surface of the screen thereby to hold the screen by adhering to the second surface, and a fourth surface located behind the third surface thereby to allow an image formed by the image light incoming through the first surface to be visible through the fourth surface, the screen retainer having an optical transparency, wherein the first, second, third and fourth surfaces are arranged in parallel in this order; and a light blocking member surrounding respective side surfaces of the screen in the form of a frame, wherein the light blocking member is formed so that at least part thereof extends over the first surface of the screen on a light incoming side of the image light.