查询词典 aperture of lens

Staring from Fresnel diffraction integral,we deduced the optical intensity distribution in the Fresnel zone of the diffraction field of the annular-aperture lens axicon.

从菲涅耳衍射积分公式出发，推导多色高斯光束被球差透镜衍射后光强分布的解析公式，进行数值模拟和物理分析。

The propagation equations for oblique and off-axial Gaussian beams passing through cat-eye optical lens are deduced by using the theory of matrix optics and expanding the aperture function into a finite sum of complex Gaussian functions.

运用矩阵光学理论以及将硬边光阑窗口函数展开为有限个复高斯函数之和的方法，进一步推导了倾斜离轴高斯光束通过猫眼光学镜头的解析传输公式，通过数值计算分析得到了倾斜系数和离轴量对猫眼效应反射光光强分布的影响规律。

Study of finite aperture effect on lens made of LHM by geometrical Optics.

光波在左右手系材料界面处的传输特性。

The motion, creation and annihilation of phase singularities in the focal region take place, which depends on the truncation parameter, spherical aberration and half angle of the aperture lens.

在焦区位相奇点会出现移动、产生和湮灭，并与截断参数、球差和光阑透镜半角有关。

The reflection effect of the spherical surface of a hemisphere solid immersion lens has been investigated using the vectorial diffraction theory for high numerical aperture systems.

应用高数值孔径系统的矢量衍射理论研究了半球形固体浸没透镜球面表面的反射对SIL系统透射场的影响。

We present a real photograph and an imaging photograph of the array and we apply Jamin Interference method to manufacture hexagon aperture planar micro-lens array's interference slice and draw the refractive index distribution curve.

制作的平面微透镜阵列光学性能均匀，成像质量较好，离子交换后的变折射率区域有微小重叠，较大地提高了微透镜阵列的填充系数。

This paper is the discussing about the aperture -coefficients of the Zoom Lens, the formula for the calculating is: F=f/d where.

该论文是探讨变焦镜头的光圈系数，镜头的光圈系数的计算公式：F=f/D(其中：F为光圈系数，f 为镜头焦距，D为光圈开口直径)。

At first, exposure dose distribution model of polar laser direct writing was established , and the cause of radial shift was analyzed. And then, the linewidth broadening model and radial shift model were established corresponding to object lens with numerical aperture 0.5, and the coupling relationship between linewidth broadening and radial shift was analyzed.

首先推导了极坐标激光直写的曝光量分布模型，分析了径向漂移产生的原因，然后针对数值孔径为0.5的光刻物镜建立了线条展宽模型和径向漂移模型，并分析了线条展宽和径向漂移的耦合关系，在此基础上分别建立了线条展宽补偿模型和径向漂移补偿模型。

Hence only parallel rays are able to pass through this aperture and therefore as the reflecting object seems to be infinitely remote, there can be no perspective distortion and also magnification is independent of the distance to the lens.

因此，只有平行光线能够通过此孔径，因此，作为反映的对象，似乎是无限遥远，不可能有任何角度的扭曲和放大，也独立于距离镜头。

A design of a lens, whose operating wavelength is (0.486～0.863)μm, full field-of-view angle is and relative aperture is 1∶7.85, is presented on the basis of the theoretical calculation and the optimization of optical design software ZEMAX.

通过理论分析和ZEMAX光学设计软件的优化，结合工程应用给出了工作波长为（0.486～0.863）μm、全视场，相对孔径为1∶7.85的镜头设计实例，其二级光谱为0.01mm。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。