您要查找的是不是：
- Go back and redo the optical lens focus for green only. 回去和重复光学的透镜焦点为了绿色唯一的.
- In the1940' s Brandt found an old Kodak box camera with a wide-angle lens focused on infinity and began using it to photograph nudes. 在本世纪四十年代，他找到了一架有广角镜、以无限聚焦的旧式柯达箱形照相机，于是就开始用它来拍摄裸体。
- The Divergent Thought on the Convex Lens'Focusing Experiment 凸透镜聚焦原理的多角度实验验证
- In the 1940's Brandt found an old Kodak box camera with a wide-angle lens focused on infinity and began using it to photograph nudes. 在本世纪四十年代，他找到了一架有广角镜、可以无限聚焦的旧式柯达箱形照相机，于是就开始用它来拍摄裸体。
- For decades, scientists have likened our visual-processing machinery to a television camera: the eye's lens focuses incoming light onto an array of photoreceptors in the retina. 数十年来，科学家将人类的视觉处理机具比拟成摄影机：眼睛里的水晶体将入射光聚焦投射到视网膜的感光受器阵列。
- Therefore, this approximate method is applied to the measurement of the lens focus, and the focus error between the approximate method and traditional method is less than 1%. 利用该方法对透镜的焦距进行了测量，将测量结果与传统方法测得的焦距进行比较，两者误差不到1%25。
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- Some adjustment of the lens may be necessary. 可能有必要调节一下镜头。
- Do you have soft contact lens care product? 有没有软性隐型眼镜保养用品？
- He uses lens to make things appear clearer. 他用镜片以便看东西更清楚些。
- The lens is often used to make telescopes. 镜片常被用来做成望远镜。
- Don't smear the lens; I've just polished it. 别把镜头弄脏了，我刚刚擦过。
- acoustic lens focused transducer 声透镜聚焦探头
- lens focussing adjustment machine 镜头调焦机
- A defect of vision prevented him from focusing accurately. 视力上的缺陷使他不能准确对焦。
- The camera lens must be screened from direct sunlight. 照相机的镜头不可受到阳光的直射。
- We are currently focusing seriously on this matter. 我们正在严肃地处理这个问题。
- This film forgives errors in focusing. 这种胶片容许调焦误差。
- A close- up lens is ideal for taking close- up picture. 近摄镜用来拍特写照片最理想。
- In this operation the surgeons implant a new lens (in the eye). 医生在这次手术中给病人(眼球)植入了新的水晶体。
