In monolithic integrated optics, all optical functions must be obtained in a single material.

在单片集成光路中，必须在单一材料中获得全部的光学功能。

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The three are all optical satellites, which can capture images in daylight and in clear weather.

这三颗卫星均为光学卫星，它们可以在白天和良好天气下抓拍图像。

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Optical switch is the key part in all optical network.

光开关是全光网络中的关键器件。

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All-optical switches use micromirrors, which were originally developed to bounce laser beams around the surface of a silicon chip.

ECONOMIST: Reinventing Marconi

Now he develops such profit-seeking wares as the Lambda Router, the world's first big all-optical switch, due later this year.

FORBES: Lucent's Labs

Given the frantic pace of development in all-optical networks, that is likely to be a matter of months rather than years.

ECONOMIST: A new approach to making optical fibres