其立体效果是通过放映一红一绿相互叠加的两条胶片实现的。
The effect was achieved by projecting two films strips--one using reds, one using greens--on top of one another.
观众需要站在指定的区域才能体验立体效果，否则屏幕变成一片模糊。
But a viewer needs to stand in designated zones to experience a 3-d effect; otherwise the screen becomes an out-of-focus blur.
这种技术结合软件、电脑屏幕上的一层膜和3d眼镜，令视频和照片呈现立体效果。
It combines software, a film layer on the computer screen and 3d glasses to make videos and photos pop out.
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