This material is primarily used in applications requiring glass-like clarity including lenses, vials, monitors, and medical devices.

这种材料主要用于要求玻璃般清晰产品，包括镜头，小瓶，显示器和医疗设备。

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Lenses, including the lenses in our eyes, bend lights of different wavelengths by unequal amounts.

透镜(包括我们眼睛中的水晶体)会对不同的光波产生不同程度的折射。

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At the moment Sony, Pentax and Olympus offer in-body sensor stabilization, whereas Canon, Panasonic and Nikon offer stabilized lenses (including standard 'kit' lenses).

当下，索尼、宾得以及奥林巴斯都提供机身防抖，而佳能、松下和尼康则偏重镜头防抖技术(包括一些标准镜头)。

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Users are now able to realize the full potential and the performance benefits of D-SLR photography including rapid camera response, interchangeable lenses and amazing image quality.

ENGADGET: Nikon D5200 to reach US photographers in late January for $900

Griffith, 34, has already spawned inventions enough to last a lifetime, including a cheap way to prescribe and create corrective lenses in the developing world and a human-powered energy system.

FORBES: Energetic Mind

UV-blocking contact lenses protect the inner structures of the eye including the cornea, the iris, the lens and the retina.

WSJ: Contacts Lenses That Let In Sun, But Block UV Rays