When placed in front of an LCD, the screen creates a sense of depth using the parallax effect (each eye views an object from a slightly different Angle).

如果在液晶显示器前面安置这种屏幕，由于视差效果(每只眼睛从稍微不同的角度看物体)的缘故，就会产生一种立体层次感。

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A horse focuses its eyes by changing the Angle of its head, not by changing the shape of the lens of the eye, as humans do.

马通过转动头的角度使眼睛聚焦，不像人那样通过改变晶状体的形状聚焦。

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"How to read" is a simple yet profound issue, which is worth further studying from the Angle of a scientific use of eye span.

“如何读”这一简单而又深奥的话题，值得我们从科学用眼的角度做进一步探讨。

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Since human depth perception relies on calculating the difference between the angle of view coming to each eye, the result is a 3-D optical illusion.

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It has a 4.8-inch display and can be used for 23 mm wide-angle photos which, according to Samsung, is a wider field of view than the unaided human eye can see without swiveling your head.

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