弯曲的玻璃像透镜一样具有放大作用。

The curved glass had a magnifying effect, like a lens.

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透镜会把图像放大，这样就会像看大电视屏幕。

A lens would magnify the picture so it would be like looking at a large TV screen.

《柯林斯英汉双解大词典》

为了获取一个内焦距放大的图像，研究人员开动液压装置，改变透镜曲率，以协调方式改变检测器。

To achieve an in-focus and magnified image, the researchers actuate the hydraulics to change the curvatures of the lens and detector in a coordinated manner.

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