投影镜

1
projector
（3）投影镜(Projector lens)：投影镜的功能是把中间镜形成的二次像及衍射谱放大到荧光屏上，成为试样最终放大图像及衍射谱。

短语

1
"随着投影的出现，观众与图像的关系不再像早年使用西洋镜设备时那样私密。
With the advent of projection, the viewer's relationship with the image was no longer private, as it had been with earlier peepshow devices.
2
电影播放技术由最初的“西洋镜”的形式演变而来，直到其发展到一个时期；在这个时期中，影像被投影到幽暗的影院屏幕之上，电影才作为一种大众消费的形式而出现。
The cinema did not emerge as a form of mass consumption until its technology evolved from the initial "peepshow" format to the point where images were projected on a screen in a darkened theater.
3
有证据表明，1888年迈布里奇与托马斯·爱迪生讨论过将爱迪生的留声机技术与他发明的新的投影系统--动物实验镜--结合起来。
There is also evidence that in 1888 he shared with Thomas Edison some thoughts on combining a new projection system he had invented—the zoopraxiscope—with Edison’s phonograph.

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