VIDEO IMAGE DISPLAY SYSTEM

The visibility of the external scene from the inside of the transmissive transparent screen when the video image is not displayed and the visibility of the video image from the outside when the video image is displayed are satisfied. In a video image display system comprising a projection device and a transmissive transparent screen having a first surface and a second surface on the opposite side of the first surface, having a visible light transmittance of at least 5[%], and displaying video images projected from the projection device installed on the first surface side, as video images visible to an observer on the second surface side, the following formula 1 is satisfied: −1.5≤ln((()/)×)≤3.9 Formula 1