A refractive defect of a lens or other optical system that prevents light rays from converging at a single point resulting in a blurred or imperfect image.
散光有折射缺陷的透镜或其它光学系统，阻碍光线汇聚于一个焦点，形成一个模糊或不完全的图象。
Even the simple trilobite has an eye (complete with its double lens system) that's considered an optical miracle by today's standards.
按照今天的标准，即使是简单的三叶虫，它的眼睛(完美的双镜头系统)也是一个光学奇迹。
A lens is an optical system including two refracting surfaces.
一个透镜是包含两个折射面的光学系统。
A kind of diffraction element modulating phase information by LC space light modulator to get a zoom Fresnel lens, as well as the using of said element to optical imaging system, is introduced.
本文介绍一种以液晶空间光调制器作为调制位相信息的衍射元件，获得可变焦长的菲涅耳透镜，以及该元件在光学成像系统中的应用。
It will be used in the illumination system of high power semiconductor laser over a long infrared distance of 100 meters through adjusting an additional geometric optical lens.
然后通过调节外加的几何光学透镜，在长达100米的红外远距离大功率半导体激光器照明系统中将得到利用。
During the design process of Blu-ray disc optical pick-up, the optical system and the collimator lens design is especially important.
在蓝光光盘光学头设计过程中，光学系统的设计，有举足轻重的作用，特别是准直镜的设计。
Information processing of optics is really carried out on the optical information process system, the most basic key part is Fourier transform lens.
光学信息处理实现是在光学信息处理系统上进行的，系统的最基本最关键的部件就是傅里叶变换透镜。
Fourier transform lens is key operating element in optical information processing system.
在光学信息系统中，傅立叶变换透镜是关键的运算部件。
The calculated results show that the binary lens has practical application value in field flattening optical system.
计算结果表明，二元透镜在平场光学系统中具有实用价值。
With an optical system composed by dressing-case of microscope and lens, this method provide lots of merits such as durability, convenience and high coupling efficiency.
本文介绍了一种用显微镜筒与透镜构成的光学系统来实现光源与光纤耦合的方法。
The cylindrical lens ACTS as an important role in the coupled optical system of DPL.
在二极管泵浦固体激光器耦合光学系统中，柱面透镜起着非常重要的作用。
This system consists of fourmain parts, namely, the endoscope, the optical links including four rigid guide tubes for theimage transfer lens, the photographic adapter and the camera.
给出一种新型的工业用内窥镜摄影系统，该系统由内窥镜、光学关节（四节刚性转像透镜导管）、摄影联接管和摄影机四部分组成。
In detail, the optical receiving system is mainly composed of optical receiving lens, modulating disk, cut off filter, focusing lens and pyroelectric detector.
其中，光学接收系统主要包括光学接收镜头、调制盘、截止滤光片、窄带干涉滤光片、聚焦透镜及光电转换系统等；
This paper comparably tests different LED light source and optical convergence system, analyzes the condensing performance and designs the structure of TIR lens.
对各种LED光源和光学会聚系统进行了对比测试，并对其聚光性能进行了分析，设计了一种全内反射透镜（TIR透镜）结构。
The method is argued in the paper which is used to obtain dioptrie and radius of lens of optical system on the apparatus of artificial star by wave aberration.
本文论述了用波差法求解星模拟器上的光学系统各透镜光焦度和曲率半径的方法。
ZEMAX software is used for optical ray tracking of the system to get images after cylindrical lens.
利用ZEMAX光学软件对系统进行光线追迹获得光束经过柱面镜后的聚焦情况。
The position of the image and the amplitude variation in the optical field are associated with the focus and the distance from the object to the front focal plane of the lens system.
象的空间位置和光场振幅的变化与透镜系统的焦距以及物体距焦平面的位置有关。
The CAM CAD system for optical zoom lens applys computer technology to design zoom lens automatically with high precision and high efficiency.
光学变焦凸轮计算机辅助设计系统是应用计算机技术，实现对变焦凸轮高精度、高效率的自动化设计。
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。
Zoom lens plays an important role in the optical information capture of the whole optical system.
变焦距物镜组对整个系统的光学信息传递有着重要的作用。
With matrix conversion of geometry optics as a basis, simulation and modeling for complex multi-lens imaging optical system for four-quad splitting are carried out through light ray trace.
以几何光学的矩阵变换为基础，通过光线追迹的方法，对四象限分光的多透镜成像复杂光学系统进行仿真建模。
The optical system includes at least one lens element, which outputs the light in a collimated beam on the oscillating reflector regardless of an orientation of the oscillating reflector.
该光学系统包括至少一个透镜元件，其与振荡反射器的定向无关地以准直光束的形式将光输出在振荡反射器上。
The other is transmissive optical system is a combination of the multi-faceted lens - modafinil lens focused on the infrared sensor.
另一种是透射式光学系统，是多面组合一起的透镜——菲尼尔透镜聚焦在红外传感器上。
The aberration characteristics of the optical system of a single conic reflector and a two-lens null corrector are discussed.
讨论了由单一二次反射镜和放在其后的两透镜无光焦度校正板组成的光学系统的像差特性。
The optical system of the utility model comprises a reflecting lens, an optical lens, the projection screen, etc. Other parts comprises image films with various hair style patterns.
本实用新型的光学系统包括反射镜、透镜及投影屏等，其它部分包括载有各种发型模式影像的胶片。
The optical system of the device comprises a lens, a reflecting lens, a projection screen, etc. Other parts of the device comprise image films with various hair style modes.
该装置的光学系统包括透镜、反射镜及投影屏等，其它部分包括载有各种发型模式影像的胶片。
There are many approaches to realize laser energy uniform. This paper presents a new method based on"variable step sampling" to design a optical system including aspheric lens.
针对激光光束的能量均匀化研究，先后出现了多种方法，基于“不等步长采样”原理设计了包含非球面镜的光学系统。
Research results show that the relative aperture of optical lens, the incline and defocusing of reflection plane in TV seeker optical system reduce the intensity of the "cat's eye" reflection.
研究结果表明：回波强度受导引头光路中光学镜头的相对孔径、摄像管靶面倾斜和离焦的影响较大；扫描激光光束的入射角等因素对回波强度也有一定的影响。
Finally, the aspheric lens system was processed by single point diamond turning techniques and its shaping ability was tested by the optical analyzing software.
最后，利用金刚石单点车削法加工该非球面光学系统，并利用光束分析软件对系统的整形效果进行了测试。
The camera lens diaphragm is an important component in a noncontact optical imaging system and has a crucial influence on the images registered on the CCD camera.
镜头光阑是非接触式光学成像系统中的一个重要部件，并对CCD相机上采集到的图像具有重大影响。
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