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.
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.
G5系列提供额外的Z轴的焦点透镜元件的调整，以补偿不同高压光学厚度。
The G5 Series provides additional Z-Axis adjustment of the focus lens cell to compensate for varying High-Pressure Optic Thickness.
我们用一个普通的商用LDA、一个快轴准直透镜和一个外腔镜构成的简单外腔实现了LDA的外腔锁相运行。
The coherent output of a LDA has been achieved by a simple EC consisted of a commercial LDA, a fast axis collimation lens and an external mirror.
根据菲涅耳衍射理论，采用微光学元件制作技术，通过三次套刻制作出八位相台阶的二元离轴菲涅耳透镜。
A binary Fresnel lens with 8 phase steps can be manufactured with micro-optical element fabricating technology and three times of alignment according to Fresnel diffraction theory.
从理论上研究部分相干光被一环形透镜聚焦，在焦点附近的轴上点的光强分布。
The on-axis intensity distribution was investigated in the focal region of partially coherent light focused by an annular lens.
对双曲余弦高斯光束通过光阑透镜分离系统的轴上光强分布做了详细的数值分析。
The axial intensity distribution of Hermite-cosh-Gaussian (HChG) beams passing through a system with the aperture and lens separated is studied numerically.
利用一点光源和一束倾斜平行光拍摄了一种离轴全息透镜，并对其傅里叶变换特性进行了分析。
The Fourier transform characteristics of off-axis hololens was discussed, which was made by using a dot light source and an inclined parallel light.
用激光制作了离轴体积位相全息菲涅耳透镜，并把它们和相应的具有不同能带隙的太阳电池匹配，其能量转换效率提高了两倍。
A volume phase and off-axis holographic Fresnel lenses was developed for matching the corresponding solar cells with different band gaps. The conversion efficiency of energy increased by two times.
本文提出了一种能够将解复用器用离轴全息透镜的像差减小到足以适用于相对较小的信道间隔的新方案。
A novel scheme is proposed, in which the aberrations in the off-axis holographic lenses used as demultiplexers are reduced to a low enough level for relatively small channel spacing.
此外，应用类似于近轴光学中的矩阵方法，山磁透镜传输矩阵，直接导出了该磁透镜的焦距的表达式。
Moreover, applying the matrix method in the close axis optics leads directly to the expression of the focal distance of magnetic lens if the matrix is transmitted by the lens.
当光通过菲涅耳半波带与普通透镜时，可发现在轴上点的光强、焦距以及用途上的不同。
This text is to compare Frensnel s zones plate with ordinary lens, on the axle point of light intension and focal distance as well as their difference in use.
只有在近轴光线条件下，平行光通过凸透镜才可近似聚焦于一点。
The parallel light rays of the prnicipal axis that approach a convex lens can converge to the focal point.
在此砂岩透镜体的长轴上新钻的营67井，也遇到这层砂岩透镜体。
This sandstone lens was also encountered in Ying 67 hole, which was newly drilled on the longitudinal axis of the sandstone lens.
利用几何光学的光线追迹法形象地描述了轴棱锥透镜系统产生局域空心光束过程。
Theprocess of the bottle beam generated from an axicon-lens system is described by a novel method based on the ray-tracing.
这些结果表明，改变聚焦透镜的焦距和聚焦透镜到轴棱锥间的距离以及光阑半径，可有效地改变局域空心光束的暗中空区域。
It is shown that by changing the focal length of focal lens and the distance between the axicon and the lens, the center of dark of the bottle beams can be altered effectively.
研究了经双凸透镜两个光具面 L_1和 L_2的透射光线和反射光线的近轴成像规律，以此说明其像群的形成。
The rule of adaxial image formation is studied, of the transmission light and reflected light through the two optical surfaces L_1 and L_2 of the biconvex lens.
研究了经双凸透镜两个光具面 L_1和 L_2的透射光线和反射光线的近轴成像规律，以此说明其像群的形成。
The rule of adaxial image formation is studied, of the transmission light and reflected light through the two optical surfaces L_1 and L_2 of the biconvex lens.
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