The Light Plate, referencing Chicago 's modern and artistic control of nature, offers control and prospect.

“明盘”，呈现控制力与希望，指向的是芝加哥对于自然的现代而有艺术感的控制。

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One crosses the Seam in order to move from the wild immersion of the Dark Plate to the controlled empowerment of the Light Plate.

人们穿过“接缝”以便从“暗盘”荒凉的沉浸感转换到“明盘”的控制中来。

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This metal plate is exposed to light and creates an image which is then transferred to paper.

这种金属板在曝光后可以产生能被转移到纸上的图像。

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Then an electrical technician, Cassagnes came upon the Etch A Sketch idea in the late 1950s when he peeled a translucent decal from a light switch plate and found pencil mark images transferred to the opposite face, the Toy Industry Association said.

NPR: Inventor Of Etch A Sketch Dies In France At 86

To further hone the image, engineers use a technique called optical proximity correction, which uses oddly shaped bars, notches and other distortions that are cut into the chrome template on the quartz plate to trick light waves into making a more precise pattern (see left).

FORBES: Trick Of The Light

To further hone the image, engineers use a technique called optical proximity correction, which uses oddly shaped bars, notches and other distortions that are cut into the chrome template on the quartz plate to trick light waves into making a more precise pattern (see chart).

FORBES: Trick of the Light