查询词典 astigmatic

Based on the propagation law of partially coherent light, the spectral changes of Gaussian Schell-model beams passing through an astigmatic aperture lens are studied.

从部分相干光的传输理论出发，研究了高斯-谢尔模型光束通过光阑像散透镜传输轴上的光谱变化规律。

For the image quality, the astigmatic and lateral color of the key aberrations of eyepiece are 0.58 mm and 18 μm, and the distortion is only 3.3%.

对于目镜中需要重点校正的像散和垂轴色差的最大值分别为0.58 mm和18 μm，而最大畸变也仅为3.3％；角分辨率为0.44 mrad，小于人眼的最小角分辨率。

In the principle of mode matching and astigmatic compensation, the dynamic characteristics of the three mirror folded cavity and the astigmatism factors are analyzed through ABCD transfer matrix.

利用ABCD传输矩阵，在模式匹配以及像散补偿的原则下，对于折叠腔的动态特性以及像散因素进行了分析。

Based on optical and mathematic principle,the relationship between astigmatic dials test result and astigmatism axis was calculated out as a formula.

其中被检者对散光视标的辨认与散光轴位之间存在定量关系，据此检查者可以判断被检者的散光轴位，并在此基础上作进一步的主观验光检查。

The relation between orbital angular momentum of complex astigmatic elliptical beams and their parameters is investigated based on the elliptical Hermite–Gaussian beams theory.

我们研究了复杂像散椭圆光束的轨道角动量和光学参数之间的关系。

The project 'Study of the multi-functional optical probe measurement systembased on differential astigmatic technology' is to develop a new kind ofmuti-functional measurement system with high precision and non-contactmeasurement.

课题"基于差动像散技术的多功能光探针测量系统的研究"的目的就是探讨研究一种高精度、非接触式的多功能测量系统。

Object To calculate astigmatism axis by astigmatic dials test with mathematic method.

散光视标检查被用来判断被检者有无散光及散光的程度和轴位。

Parameter changes of Gaussian beams after passing through astigmatic lens

从参数在空间上的分布来考虑，反应器可以区分为各参数不随空间坐标而变和随空间而改变两大类。

It is shown that the M2 factor of partially coherent CsG beams is dependent on the spatial coherence parameter and the decentered parameter of partially coherent CsG beams,but independent of the astigmatic coefficient of the lens.

结果表明，部分相干余弦-高斯光束的M2因子与部分相干余弦-高斯光束的空间相干参量和离心参量有关，但与透镜的像散系数无关。

In order to analyze the general astigmatism of laser resonator cavities, the general analytical formula of misalignment sensitivity for complex astigmatic resonator cavities with several optical components has been derived by adopting augmented 8×8 misaligned matrix and symbol operation functions of MATLAB.

为了分析激光谐振腔的一般复杂像散特性，采用了8×8失调增广矩阵和MATLAB的符号运算的方法，推导出了复杂像散腔失调灵敏度的一般解析表达式。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。