| 摘要 |
PURPOSE:To improve visibility and contrast ratio. CONSTITUTION:As to a screen used by a rear type stereoscopic observation device observing a stereoscopic image by projecting equal to or more than two images having parallax from a side opposite to an observer and from a projector, separating the images with right and left eyes, and seeing parallactic image; a barrier 11 in a stripe state disposed on a projector side and having light transmitting/light shielding ratio decided in accordance with the number of the projector, a lenticular board 12 disposed on an observation side, and diffusion board 13 which is disposed between the barrier 11 and the lenticular board 12 and on the focal distance position of the lenticular board 12, and which is an image-formed surface are integrated. |
