A new travelling show of 300 images, that begins at the Jeu de Paume in Paris, combines a mastery of shadow and light and eye for geometric shapes with a poetic yet unsentimental vision of life.

新的巡回照片展的首站是巴黎的网球场美术馆，所展出的300张图片结合了娴熟的光影技术和在诗意而又冷静的生活视角下对几何图形的观察。

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The laser, with its beam of strong light, can drill a hole in a diamond, and yet can be so well controlled that it can be used in delicate eye operations.

激光有强烈的光束，可以在钻石上钻洞，而且可以被很好地控制，用于精密的眼部手术。

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The laser, with its beam of strong light, can drill a hole in a diamond, and yet can be so well controlled that it can be used in delicate eye operations.

凭着本身强烈的光束，激光可在钻石上钻一个洞，而且可以被很好地控制，因此能用于精密的眼部手术。

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Degas and the Impressionists were interested in painting the effects of light, and how the human eye sees subjects.

VOA: special.2009.07.12

Finally,a single ray of light shot from out and fell full upon the vulture eye.

VOA: special.2009.05.16

Scholars studying works on optics by Greek and Arabic scientists did experiments on the nature of light using lenses and invented eye glasses in the process.

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It's sweet and simple: the camera captures the reflection of light on the user's eye, and image processing technology then calculates the user's viewing angle to allow for hands-free navigation on-screen.

ENGADGET: Fujitsu eye-tracking tech uses built-in motion sensor, infrared LED for hands-free computing (video)

This causes the cells in the eye that receive and transmit light information to die over time.

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