Good for reading the paper, watching a movie and everything in between, TruFocals glasses are the first spectacles to offer adjustable focus on the go.

真视镜适用于从看报到看电影的各种场合，它是目前市面上第一款可调节度数眼镜。

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Silver made his prototype glasses, called AdSpecs, in the mid-90s after helping cosmetics giant Estee Lauder develop an inexpensive mirror with adjustable magnification.

此类眼镜的原型诞生于上世纪90年代中期，Silver帮助化妆品巨头雅诗蓝黛开发出一种廉价且放大倍数可调的镜子之后。

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The first glasses with adjustable focus.

第一款可调节度数的眼镜。

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Not only can T-Rot recognize different faces and objects, and hold simple conversations, its pressure sensitive hands allow for an adjustable grip that leaves delicate wine glasses and arthritic senior hands unbroken.

ENGADGET: "T-Rot" robotic bartender with pressure-sensitive grip