查询词典 achromatic aberration

Using the OMA optical multi-channel spectrometry , CCD(1152×1242) camera detect equipment and achromatic aberration camera lens for spatial distinguishing, we carried out the experiments to measure the one- dimension fine structure spectrum of 20 harmonics,and then investigated primarily the measurement system of scattering light.

实验采用OMA光学多道分析谱仪(谱分辨0.1nm )加CCD1152(1242相机探测设备，用消色差的相机镜头作为空间分辨，测量20谐波的一维精细结构谱，对利用散射光测量系统进行了初步探索研究。

We use Welford's aberration equation to obtain the initial phase parameters of the diffractive surface of the designed hybrid achromatic lens.

复合透镜不同於传统折射透镜，它一面为传统折射透镜，另一面为绕射透镜；它不但可消色差及降低其他像差，在体积及重量的缩小上也有相当的成效。

If there is a value of chromatic aberration in each group, and a certain relationship between the positive or negative sign of chromatic aberration and the selection of glasses, the secondary spectrum of the whole lens system can be reduced to any small value.

从理论上讲，如果使每一组元产生一定量的色差，并使色差的正或负与玻璃的选择满足一定的关系，则整个透镜系统的二级光谱可减小到任意值。

The record of the data of dyeing process and largely lowers the cylinder aberration and chromatic aberration caused by human factor as well as quality incident by the breakdown of machine.

记录染色全过程的数据，大大减少染色控制过程中人为因素造成的缸差、色差和因设备故障而引起的质量事故。

The merit of the invention are: 1 adopting free curved surface imaging method , three part reflection type Zernike polynomial free curved surface forms short focal distance bigger, relative apertures bigger fields of view angle imaging , rectifying optical aberration much better and its structure is simple; 2 adopting the reflection structure without optical lens, has removed the effect of various chromatic aberration , guarantee the imaging articulation; 3 adopt the design of short focal distance big fields of view angle, focal distance 8 - 15 mm, field of view angles 100 -135 degree, having 120 times multiplications under 250 mm imaging distance, having ultra-thin characteristic property; 4 adopting big relative apertures design ,the relative aperture is 2.0-2.4, having improved the illuminance of flat surface; 5 adopting image space telecentric imaging method , ensures that the image surface irradiance is homogeneous.

本发明的优点是：1采用自由曲面成像方法，三片反射式Zernike多项式自由曲面形成短焦距大相对孔径大视场角成像，更好地校正像差，结构简单；2采用无透镜形式的反射式结构，消除了各种色差影响，保证成像清晰度；3采用短焦距大视场角设计，焦距8～15mm，具有100～135度的视场角，在250mm成像距离下有120倍的放大倍数，具有超薄特性；4采用大相对孔径设计，相对孔径为2.0～2.4，提高像平面上的光照度；5采用像方远心成像方法，保证像面辐照度均匀。

Through reasonable setup and Fresnel diffraction integral, the theory of aberration correction by LSBS was proved.The aberration of wavefront was introduced by Zernike polynomial.

文中讨论了自发布里渊散射提供噪声源的LSBS发生器特性，并将此模型与目前广泛使用的分布式噪声源LSBS发生器模型进行了对比，分析了二者的优劣及适用情况。

The result is: out of 187 cases of azoospermia, 77(41.18%)patients with abnormal chromosome(number and structural aberration); heteromorphic chromosome(Y chromosome polymorphisms and pericentric inversion of 9) and 46,XX sex reversal. Out of 30 cases of severe oligospermia, 4 patients with abnormal chromosome(structural aberration and 46,XX sex reversal).

发现187例无精症患者中检出异常核型77例（41.18%）（其中46，XY，t(6；14)(p21；p13)，46，XY，t(8；12)(p21；q24)为世界首报核型），主要涉及染色体异常；染色体异态（Y染色体异态和9号染色体臂间倒位）及46，XX性反转；30例严重少精症患者中检出异常核型4例（13.33%）（结构异常和46，XX性反转）。

This paper presents an efficient approach of designing a special dome and its aberration corrector, using the method of Wassermann-Wolf differential equations to generate the optimum contour of the corrector through a macro in CODE V. This corrector reduces spherical aberration and coma which are introduced by the dome and improves the imaging quality of the system.

本文提出了一种有效的特殊整流罩及其像差校正器的设计方法，运用Wassermann-Wolf微分方程组的原理，通过在CODE V中编译宏程序曲面拟合的方法得到校正器最佳面形，从而可以校正整流罩引入的球差、彗差，使系统成像质量得到较大的改善。

In the 34 observed chromosome aberration cells, the micronucleus number had 5 types of 8, 9, 10, 11 and 12, among them, the chromosome aberration cells with 10 and 11 micronuclei were the most.

在所观察的34个染色体畸变细胞中微核数有5种类型(8、9、10、11、12)，其中以微核数10和11的染色体畸变细胞为主。

The existence of optimal diffractionefficiency is also found and ascertained.(4).Based on the wavefront aberration theory, we analyze the influence brought outby wavefront aberration.

基于MATLAB数值计算得出液晶指向矢在不同电压下的分布参数和液晶Jones矩阵理论，分析了TN-LCSLM的复振幅透过率，利用指向矢分布参数对显示一维矩形光栅时系统的一级衍射效率进行了数值计算和分析。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。