查询词典 chromatic aberration

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 general study of the Seidel aberration properties of the flat slab lens systems made from left-handed materials was presented according to the primary aberration theory.

根据初级像差理论广泛研究了由左手性介质构造的平板透镜系统的赛德尔像差特性。

Because the free form surface expressed by discret points has difficulties in aberration correction, manufacture and test, the Zernike polynomial was adopted to express the free form surface. The performance of this system was optimized on the basis of the relationship between Zernike polynomial and Seidel aberration.

由于离散点表述的自由曲面在像差校正、加工及检测等方面存在困难，提出了采用Zernike多项式表征自由曲面的面形，并利用Zernike多项式与Seidel像差之间的关系，优化自由曲面成像系统性能。

Radius variation of image beam waist due to spherical aberration, which varies with the position of objective beam waist, and optical system focus is analyzed with the form of curve. At last,a design example of optical system used for laser plume attenuation testing system is given to illustrate the effect of spherical aberration on the image beam waist.

本文还提出了在设计过程中存在的球差对激光束像方束腰的影响，对其进行了理论分析，并给出了数学模型，总结出高斯光束的像方束腰半径与物方束腰位置、光学系统焦距之间的关系，并对本光学系统的设计进行了验算。

Results In lead poisoning group, the pathological changes in genital glands of mice were obtained; sperm count, linear movement sperm and live sperm rate decreased; the elevated motionless sperm, cacospermia and primary spermatocyte chromosome aberration rate were found. In Haierfu group, the pathological changes in genital glands of mice ameliated to different degree, sperm count, linear movement sperm and live sperm rate elevated, and motionless sperm, cacospermia and primary spermatocyte chromosome aberration rate decreased.

结果 醋酸铅染毒组雄性小鼠的生殖腺有不同程度的病理学改变，精子计数、直线运动精子数、活精子率下降，而静止不动精子数、精子畸形率和初级精母细胞染色体畸变率升高；海尔福治疗组小鼠的生殖腺病理学改变有不同程度的改善，精子计数、直线运动精子数、活精子率有所升高，而静止不动精子数、精子畸形率和初级精母细胞染色体畸变率有所降低。

Based on the theory of offset aberration, the relationship between decenter variables and tilt variables is obtained by compensating the primary aberration caused by both the decenter variables and the tilt variables.

从失调像差理论出发，通过平衡偏心变量和倾斜变量产生的初级像差，得到偏心变量和倾斜变量间的补偿关系。

Besides the rate of micronucleus and chromosome aberration of Vicia faba root tip cells are more than the rate of micronucleus and chromosome aberration of Garlic...

结论是明矾对蚕豆和大蒜根尖均具有明显的细胞遗传学毒性效应，且对蚕豆根尖的毒性效应明显高于对大蒜根尖的毒性效应。

The color aberration on the surface of ceramic tile is an important index when assessing the quality. Excluding the color aberration factor, the homogeneity degree of color distribution of homochromatic tile is also an important factor which influences the tufting effect directly. The image measurement on the base of computer vision is a new technology which developed in the measurement field.

瓷砖表面颜色色差是评价匀色瓷砖成品质量的一个重要指标，除了彩色瓷砖颜色的色差会影响瓷砖的装饰效果外，对于匀色砖的颜色分布均匀度也是一个重要指标，它直接影响瓷砖的装饰效果。

As compared with aberration-free super-Gaussian beams, the profile of spherically aberrated super-Gaussian beams can be leptokurtic, mesokurtic or platykurtic, depending on the aberration and propagation distance.

从能量集中度的角四川大学博士学位论文度来衡量，正球差使得光束质量降低，而合适参数的负球差透镜使得光束质量得到改善。

We notice that in the stretcher,when the light incidence on the concave mirror,it will bring the spheral aberration and the spheral aberration will arouse the negative dispersion.

我们注意到在展宽器中，光入射到凹面镜会带来球差，这个球差会带来负二阶色散。

The use of the web to spread fears that flicking the switch on the LHC could create a Black Hole that could swallow up the Earth particularly concerned him, he said.

他说，使用互联网散布恐慌说启动LHC会生成一个可能吞噬地球的黑洞的做法让他感到忧虑。

Not a single word have I written down.

我一个字也没有写下来。