lens

noun

1. 透镜；镜片
   a curved piece of glass or plastic that makes things look larger, smaller or clearer when you look through it
   1. Have you got your lenses in?
      你戴了隐形眼镜吗？
2. 透镜；镜片
   a curved piece of glass or plastic that makes things look larger, smaller or clearer when you look through it
   1. Have you got your lenses in?
      你戴了隐形眼镜吗？
3. （眼球的）晶状体
   the transparent part of the eye, behind the pupil , that focuses light so that you can see clearly

1. N-COUNT 透镜；镜片
   A lens is a thin curved piece of glass or plastic used in things such as cameras, telescopes, and pairs of glasses. You look through a lens in order to make things look larger, smaller, or clearer.
   1. ...a camera lens...
      照相机镜头
   2. I packed your sunglasses with the green lenses.
      我把你那副绿色镜片的太阳镜装好了。
2. （眼球的）晶状体
   In your eye, the lens is the part behind the pupil that focuses light and helps you to see clearly.
3. See also: contact lens telephoto lens wide-angle lens zoom lens

1. Why aren't all lenses supplied with a lens hood?
   为什么不给所有的镜头都配上遮光罩呢？
2. I packed your sunglasses with the green lenses.
   我把你那副绿色镜片的太阳镜装好了。
3. He photographed this using a macro lens
   他用微距镜拍下了这个。
4. A lens would magnify the picture so it would be like looking at a large TV screen.
   透镜会把图片放大，就像在看巨大的电视屏幕一样。
5. He took off his spectacles and rubbed frantically at the lens
   他摘下眼镜，疯狂地擦着镜片。
6. Opacity of the eye lens can be induced by deficiency of certain vitamins
   眼球晶状体的混浊可由缺乏某些维生素造成。
7. Your camcorder should have these basic features: autofocus, playback facility, zoom lens
   你的便携式摄像机应该具备以下基本功能：自动聚焦、回放功能、变焦镜头。
8. A good tip is to buy the most expensive lens you can afford.
   建议购买能负担得起的最贵的镜头。
9. The mascara is suitable for contact lens wearers.
   这种睫毛膏适用于戴隐形眼镜的人。
10. The lens of a camera forms images.
    照相机的镜头使图像形成。
11. He focuses the lens of a microscope.
    他调整显微镜的镜片以定焦点。
12. The lens of this camera can be pulled back and forth.
    这架照相机的镜头可以前后伸缩。
13. By definition a cataract is an opacity in the lens.
    白内障的定义就是晶状体混浊。
14. Lens can be made for microscopes.
    透镜可以作显微镜。
15. The lens of the eye accommodate to distance.
    眼球晶状体能根据距离进行调节。
16. I've lost a contact lens.
    我丢了一片隐形眼镜。
17. The designing and making of an aspherical lens have become easier owing to the development of computator technology.
    随着计算机技术和高精数控工艺的出现和发展，非球面透镜的设计与加工变得比较容易。
18. The influence of temperature, curvature radius of lens and the thickness of oil on ultrasonic field is analyzed.
    并分析了温度、透镜曲率半径和油层厚度对探头声场的影响。
19. Moreover, the factors that influence the MTF of lens are stated in this paper.
    同时，对影响透镜调制传递函数的因素进行了说明。
20. We should not imagine that with the floating element, we get a high-speed lens with near macro capabilities.
    我们不能够想象因为有了浮动元件，我们就有了一个能力巨大的高速镜头。
21. The image formation of luminor body by lens is studied using geometrical optics.
    采用几何光学对三维发光体的透镜成像问题进行了研究。
22. A method to measure coaxiality of axisymmetric aspheric lens is introduced.
    介绍了一种轴对称非球面透镜的光轴共轴度的测量方法。
23. Panasonic's "Lens Memory" system is a clever and exciting solution to this problem.
    松下的“镜头记忆”系统是一个聪明的和令人兴奋的解决这个问题。
24. The design method of wavefront corneal contact lens by the objective optometry is presented.
    提出了一种客观验光的波前角膜接触镜的设计方法。
25. Believe it or not, this new digital camera has a wide angle lens.
    不管你信不信，这新的数位相机有广角镜头。
26. The interferograms under ideal near-cylindrical surfaces and ideal cylindrical lens are got and analyzed.
    获取并分析了理想近柱面和理想柱透镜下的干涉图。
27. Based on the integral principle, a lens array homogenizer for excimer laser was designed.
    设计了一套基于积分原理的准分子激光透镜阵列均束系统。
28. A new method to fabricate aspherical compound lens was proposed.
    介绍了一种制作非球面复合透镜的新方法。
29. Two main installation methods of lithography projection lens were studied in this paper, and their characteristics were discussed.
    对两种主要的光刻投影物镜安装方式进行了研究，并对各自特点进行了讨论。

noun

1. a transparent optical device used to converge or diverge transmitted light and to form images

   Synonym:    lenselens system

2. electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons

   Synonym:    electron lens

3. biconvex transparent body situated behind the iris in the eye

   Synonym:    crystalline lenslens of the eye

4. (metaphor) a channel through which something can be seen or understood
   1. the writer is the lens through which history can be seen