球差一码落了地。
球差系数决定了最佳聚焦点的位置。
The best focal point is determined by the spherical aberration coefficient, and .
三角高程测量高差值应进行球差改正。
Elevation difference by trigonometric leveling shall be corrected by spherical aberration.
本文讨论高斯光束经过球差环形透镜的聚焦。
In this paper, focusing of Gaussian beams by annular lenses with spherical aberration is discussed.
端面热至形变相对于球面透镜存在高阶球差。
Thermal induced distortion of pump end has high order spherical difference relative to a sphere lens.
画出理想焦点附近的星点图,理解球差的存在;
Understand the exist of spherical aberration by drawing comet around ideal focus;
目的:探讨接触镜的球差特征以及后顶焦距测量的实质。
Objective: To analyze the aberration properties of contact lens and its central back vertex power measurement.
通过研究,比较了高斯光束通过两种不同球差透镜的聚焦特性。
The focusing properties of Gaussian beams passing through two types of spherically aberrated lenses are studied and compared.
在高阶像差四项指标中,以球差z(4,0)的改变最为显著。
Among the four aberration indexes, the difference in Zerike coefficient Z (4, 0) was the most significant.
螺线管磁场透镜不可避免地具有球差,因此引起束流发射度增加。
Solenoids show inevitability their spherical aberration, which increases beam effective emittance.
可以用一个非常小的透镜孔阑来校正球差,但这会严重地影响最终鉴别率。
A very small lens aperture is employed to correct spherical aberration , but this severely limits the final resolution.
计算了完整的高斯光学参量及最重要的象差系数——球差系数和色差系数。
The Gaussian optical parameters and the most important aberration coefficients-spherical aberration coefficient and chromatic aberration coefficient are calculated.
在单色光、小物条件下,球差是引起薄凸透镜焦距的测量误差的主要因素。
Under conditions of monochromatic light and a small object, the spherical aberration was the main factor which led to measuring error of focus of thin convex lens.
结果:总高阶相差、水平彗差、垂直彗差和球差均随瞳孔直径的增大而增大;
Results: Total higher order aberrations, spherical aberration, horizontal primary coma, and vertical primary coma, were increased significantly with increasing pupil size.
利用球差校正电镜研究了钛酸钡的极化,猜测极化大小主要受样品厚度的影响。
Cs-corrected TEM is used to research the polarization in barium titanate. It is guessed that the polarization is mainly influenced by the thickness of the sample.
束宽和远场发散角的相对误差随球差系数绝对值的增加和光束阶数的减小而增加;
The relative errors of the beam width and far-field divergence angle introduced by the spherical aberration increase with increasing spherical aberration coefficient and decreasing beam order.
球差-使以不同孔径角穿过透镜(或从镜面上发射)的光线不能聚焦在轴上的同一点。
Spherical Aberration — causes light rays passing through a lens (or reflected from a mirror) at different distances from the optical center to come to focus at different points on the axis.
之后,通过合理控制前固定组球差及后固定组焦距,使变焦过程中的像面保持稳定。
Then, image surface position was kept steady during a zooming process by controlling the spherical aberration of front fixed group and the focal length of back fixed group.
严格的数值计算结果表明:两类透镜的纵、横向球差都随折射率梯度的增强而减小。
The accurate expressions to calculate the aberration for two sorts of lens decrease on the increase of gradient index.
球差-使以不同孔径角穿过透镜(或从镜面上发射)的光线不能聚焦在轴上的同一点。
Spherical Aberration -- causes light rays passing through a lens (or reflected from a mirror) at different distances from the optical center to come to focus at different points on the axis.
以球差与波差、色差与波色差的关系为基础,推导出了波差与结构参数之间的关系方程序。
Based on the relationships between spherical aberration and wave disparity, color aberration and wave front chromatic aberration, the equations of structure parameter and wave disparity are deduced.
具有层状结构晶状体的眼睛和具有折射率连续变化的晶状体的眼睛能够给出等价的球差结果。
The result shows that eye with gradient-refractive-index-lens and that with shell-lens can get equivalent spherical aberration results.
研究了补偿球差和高阶散光的像差与角膜切削量的关系,即补偿球差和高阶散光的角膜切削模型。
A model for calculating ablation profile to precompensate for spherical aberration and the higher order astigmatism is presented.
对显微镜物镜浸油与媒质水溶液折射率不同所产生的球差对光阱力的影响进行了定量计算与数值分析。
Effects of spherical aberration caused by the refractive mismatch between objective oil and medium water on optical trapping force is calculated quantitatively and also analyzed.
由粉石英制备的硬硅钙石二次粒子球具有中空结构,而白炭黑对应样品则以纤维聚集成的块体为主,成球差。
The secondary particle sphere of xonotlite yielded by konilite is of hollow structure, however, for the carbon white fibrous crystal just stacked densely and balling up is poor.
文章主要针对激光光学系统设计中存在的球差对高斯光束像方束腰半径的影响进行了详细的讨论,并给出了具体关系。
The effect of spherical aberration on the radius of image beam waist in the design of laser optical system is discussed in detail, and the expression is presented.
固定损耗是由系统自身所用材料、表面处理决定的,包括菲涅耳损耗、球差损耗、衍射损耗、色散损耗、吸收损耗等。
The invariable loss comes from the materials and surface processing of the system itself, such as the loss of Fresnel, ball aberration, diffraction, chromatic aberration and absorb.
采用五点差分法计算轴对称静电透镜子午面上电位分布,再从普遍轨迹方程求得的电子轨迹出发得到透镜焦点和球差。
The five points difference method is used to calculate the voltage distribution on the meridian surface of axial-symmetrical electrostatic lens.
采用五点差分法计算轴对称静电透镜子午面上电位分布,再从普遍轨迹方程求得的电子轨迹出发得到透镜焦点和球差。
The five points difference method is used to calculate the voltage distribution on the meridian surface of axial-symmetrical electrostatic lens.
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