The effect of field lens in infrared optical systems is discussed.
讨论了红外光学系统中场镜的作用。
This time another optical device, the field lens came to the rescue.
这个时候另一个光学器件，外地镜头来抢救。
The design of a new kind reflective field lens is introduced in this paper.
本文介绍一种新型的反射式场镜的设计。
Then the scratches and spots on the field lens would be visible at the eye lens.
此时场镜上的划痕和小点会在接目镜中看见。
Use magnetic field lens again, two kinds of electron lens elaborate respectively below form and principle.
又用磁场透镜，下面分别阐述两种电子透镜的构成和原理。
A scanning laser system is mainly composed of XY scanning mirrors, field lens, mirrors, computer-controlled labeling software, etc.
扫描激光系统主要由XY扫描镜、场镜、振镜及计算机控制的打标软件等构成。
The particular functions and the impact to the systemic performance of the critical elements such as lighting system, grating, field lens and electronic ocular are analyzed.
对系统的关键性部件如照明系统、光栅、物镜和电子目镜的选用以及它们对系统性能的影响进行了分析。
After scoring, Sneijder sprinted around the field, tapping the front of his head, then ran to a TV camera and tapped the lens.
在进球后，斯内德一边轻敲自己的前额，一边绕着场地急速奔跑，然后跑到一台电视摄象机前，轻弹摄像机镜头。
Among them is patent Lens, run by CAMBIA, a non-profit research institute, which tries to make it easier to track down relevant patents in a particular field.
其中之一就是由CAMBIA操作的PatentLens，这家非盈利的研究机构试图简单的追踪某领域中的相关专利。
The f-stop, otherwise known as the aperture, determines your depth of field (the area in focus) and how much light can pass through the lens to reach the sensor.
f制光圈(或称光圈)决定相机的景深(对焦区域)以及有多少光能通过镜头到达传感器。
Clicking on this button will recompute the vignetting factors for each field based upon the current lens data.
点击这个按键将根据当前镜头数据重新计算每个视场的渐晕因子。
The distribution of optical field passing through lens array is analyzed.
结合列阵透镜的透过率分析了其后的光场分布。
A lens is primarily defined by its focal length. Figure 4 illustrates the relationship between the focal length of the lens, field of view, sensor size, and working distance.
一个镜头的基础定义是其焦距，图4图示出镜头焦距，视野，感应器大小，和工作距离间之关系。
The use of laser cooling atomic beam technique can greatly reduce this aberration and makes the magnetic lens a useful tool in the field of atomic optics.
应用激光冷却技术能使这一影响减小，从而使磁透镜在原子光学领域得到更广泛的应用。
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。
A periodic field formed with three or five lens elements can be used as an image-forming lens in ion-optics.
由三个或五个透镜元素组成的周期场，可以作为离子透镜使离子束成象。
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。
In this paper three-dimensional object field can be transformed into three-dimensional image field by the 4f Fourier lens system according to the theory and experiment.
本文从理论和实验上应用4F富里叶变换透镜系统，把三维物场转换为三维象场。
The calculative method of the large field projection lithography lens is presented, and on the distortion measuring setup which is accomplished, distortion measurement of 8 inch wafer is completed.
提出了针对大视场投影光刻物镜畸变的计算方法，并在完成的畸变特性测量装置上进行了8英寸的硅片测量。
The bitelecentric lens, control and compensation of temperature and atmosphere pressure, high resolution imagery and dark field TTL alignment in the system are also described.
物镜具有双远心和有温度气压控制补偿，在满足高精度成像的同时，又能同时满足暗场同轴对准的特点。
This is a calculation of the lens field of view of the software, very simple but very practical.
这是一个计算镜头视场的软件，非常简单但是很实用。
The utility model relates to a liquid optic lens, which belongs to the technical field of optical technology.
本实用新型涉及一种液体光学透镜，属于光学技术领域。
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。
The utility model relates to a liquid-filled lens, which is applied to the field of optics or solar energy.
本实用新型涉及一种应用于光学或太阳能领域的充液透镜。
To improve the imaging quality of CCD camera and make the lens small in size, compact in structure, the wide field of view(WFOV) optical lens with the aspheric surface was designed.
为提高CCD照相机的成像质量，同时使镜头结构紧凑、小型化，在大视场光学镜头的设计中，采用非球面设计。
In recent years, the near-field detection TLS, which enables a more compact and stable thermal lens spectrograph, draws researchers attention extremely.
因为近场探测tls能实现热透镜光谱仪的小型化、提高系统的稳定性，所以近年来引起了学者的极大兴趣。
In this paper, an integral equation method is developed for calculating the magnetic field produced by the iron-shielded lens of arbitrary shape.
本文采用积分方程法计算带极靴的任意形状的磁透镜。
In this paper, an integral equation method is developed for calculating the magnetic field produced by the iron-shielded lens of arbitrary shape.
本文采用积分方程法计算带极靴的任意形状的磁透镜。
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