As its name implies, a face object represents a 2-d surface.
顾名思义，Face对象表示一个2 - D平面。
A new method for recording rainbow holograph of 2-d transparent object using cylindrical lens array is proposed in this paper.
提出一种利用柱面镜阵列拍摄二维透射物的彩虹全息新方法。
By the aid of such HOE, the object planes at different distance can be-Imaged into the corresponding channels, Therefore a 3-D object field may be displayed by many 2-D images.
它可以把物方空间沿光轴方向上的不同物距上的物面分别成像在对应的通道上，从而把一个三维物场变为多个二维像进行显示。
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