It has a lens system to focus light onto the film at the back of the camera.

它的镜片系统可以将光线聚焦到相机后部的胶片上。

youdao

Imagine that we have some sort of Lens system which forms an image of an extended object.

设想我们有某种透镜系统，它对一个扩展物体成象。

youdao

Theprocess of the bottle beam generated from an axicon-lens system is described by a novel method based on the ray-tracing.

利用几何光学的光线追迹法形象地描述了轴棱锥透镜系统产生局域空心光束过程。

youdao

While the hardware has remained mostly unchanged, the company's gone to town on the camera app, moving beyond the Windows Phone Lens system to craft a new Smart Cam interface.

ENGADGET

PlayMemories Camera Apps is initially supported by the new NEX-5R interchangeable lens compact system camera.

ENGADGET: Sony announces PlayMemories camera apps, will arrive on the NEX-5R first

We are also very proud to introduce the first one-lens 3D system alongside the NX300, opening up a whole new world of 3D photography and video recording for consumers everywhere.

ENGADGET: Samsung unveils 3D-capable NX300 mirrorless camera and 45mm f/1.8 2D/3D lens ahead of CES, we go eyes on (update)