The daguerreotype was a unique image that reproduced what was in front of the camera lens in minute, unselective detail and could not be duplicated.

达盖尔银版是一种独特的图像，它可以再现相机镜头前微小的、无选择性的细节，而且是不可复制的。

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Depending on the lens' focal length, the image will deform and affect how the image looks in photos.

根据镜头焦距的不同，图像会随之变形并且会影响最终的照片效果。

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So this is very, very low-cost to buy, and actually, the objective lens in the microscope, the very powerful lens we use to image the atoms, is also from a CD player.

购买的成本是非常，非常低的，而实际上，显微镜上的物镜，我们用来观看原子图像的非常强大的镜头， 也都从CD播放机拆下来的。

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With a smaller image sensor, a lens designed for a 35mm camera captures only the inner part of the image, cropping off the edges that the sub-size sensor chip can't see.

ECONOMIST: A die-hard analog photographer goes digital

The OM-D EM-5 has a bunch of fun art filters, but the .jpg files right out of the camera are nothing to sneeze at either, and in most cases the limiting factors in image quality are the lens and photographer, not the sensor.

FORBES: Connect

In a typical camera-phone, the image is focused by the lens onto a photosensitive silicon chip.

ECONOMIST: Camera-phones