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- The piano-concave cylinder lens and prism properties of angular magnification in light scanning are analysed in the paper. 摘要对圆柱面-平面型平凹柱透镜和棱镜的扫描角放大特性进行了分析比较。
- Abstract: A novel line focus system with active optics for X-ray laser research is suggested.It consists of a active mirror, a cylinder lens and a aspherical lens. 摘要 : 用一块能动反射镜、一块柱面透镜和一块非球面透镜可组成新原理的焦线形态控制系统。
- A novel line focus system with active optics for X-ray laser research is suggested.It consists of a active mirror, a cylinder lens and a aspherical lens. 用一块能动反射镜、一块柱面透镜和一块非球面透镜可组成新原理的焦线形态控制系统。
- This paper designs an optical system and some lenses for the BD OPU, including collimator lens, beam shaping lens for laser beam shaping, and cylinder lens for signal detecting. 本文设计了一套蓝光光学读取头的光路系统，包括用于光束处理的准直镜，整形棱镜，还有用于信号探测的柱面镜。
- Keywords cylinder lens;astigmatis;retinoscopy; 圆柱镜;散光;网膜检影;
- Optimization design for collimating semiconductor laser beam with elliptic cylinder lenses[J]. 引用该论文 何修军;蒋孟衡;刘银辉;周崇喜.
- With the computer simulation,the elliptic section cylinder lenses have been designed and used to collimate the semi-conductor laser beam . 利用计算机仿真,设计了相互垂直的椭圆截面柱透镜组来准直半导体激光束。
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- The accident didn't do much damage to the cylinder. 在意外事故中，汽缸没有受到重大损坏。
- 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。
- The string is wound round a cardboard cylinder. 线缠绕在纸筒上。
- Don't smear the lens; I've just polished it. 别把镜头弄脏了，我刚刚擦过。
- The engine is misfiring badly on one cylinder. 发动机有一个汽缸严重失灵。
- The camera lens must be screened from direct sunlight. 照相机的镜头不可受到阳光的直射。
- The cylinder is a crucial part of the washing machine. 滚筒是洗衣机必不可少的部分。
- 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。
