1、

Based on the Collins formula, the propagation expression of astigmatic Cosh-Gaussian beams passing through a bifocal lens system is derived.

基于Collins公式,推导了有像散双曲余弦高斯光束通过双焦透镜系统后的解析传输公式,分析了该光束轴上光强分布和焦移。

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2、

Anastigmatic mounts of concave gratings based on this algorithm are optimized, and numerical results are simulated.

基于此方法讨论了无象差点结构凹面光栅的优化设计,并给出了数值模拟结果。

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3、

Results There were 31 cases of anastigmatic recurrence, the signs on CT were mass around anastigmatic.

结果吻合口复发31例,在CT片上表现为吻合口区不规则肿块影;

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4、

The results show that KBA is anastigmatic and field obliquity becomes severe with field altering larger in image space.

分析的结果表明,KBA显微镜是一种消像散结构,但随着视场的增加,像面倾斜变得越来越严重。

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5、

A Skill of Adjusting Optical Axis of Telescope Perpendicular to Central Axis of Spectrometer Design of 10 ° FOV Telecentric Off-Axis Three-mirror Anastigmatic Telescope

望远镜光轴与分光计主轴垂直的调节技巧10°远心离轴三反消像散望远系统的光学设计

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6、

With this system, measurements for human eyes dioptric power, their astigmatism and axis of astigmaticity can be performed objectively.

利用该系统可以实现人眼的球镜度数、散光度数和散光轴的测量。

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7、

The resonator ( astigmatic) can be compensated by inserting a suitable thickness Brewster plate in the cavity.

在腔内插入一定厚度的布儒斯特片可以部分消除腔的像散。

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8、

Studies on high precise astigmatic focus error detect system

象散法高精度离焦检测系统研究

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9、
11、

The analysis of electromagnetic scattering characters of ocean surface by complex astigmatic wave

内含柱面透镜的象散腔海洋表面电磁特性的复象散波分析

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12、

Design of 10 ° FOV Telecentric Off-Axis Three-mirror Anastigmatic Telescope How long can eternity last? Create eternity with your heart and believe it will last forever.

10°远心离轴三反消像散望远系统的光学设计永远有多远,用心去创造,相信那就是永远。

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13、

Based on the propagation theory of laser beams, the change of beam parameters, focal switch and beam shaping of laser beams after passing through an astigmatic lens are analysed in the present thesis. 1.

本文以激光光束传输理论为基础,研究讨论了激光光束通过像散透镜聚焦后光束参数的改变,焦开关现象及光束整形等。

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14、

There were positive correlation in astigmatic degree and axis.

散光度数无相关性,散光轴向正相关;

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15、

Objective: To compare the results of spherical power ( DS), cylinder power ( DC), and astigmatic axis ( AA) measured with lower order aberration to that of clinical refraction.

目的:比较成人近视患者的低阶像差测量结果与用主客观不同验光方法所获得的球镜屈光度、柱镜屈光度和散光轴向之间的差异,并对其相关因素进行分析。

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16、

The application of corneal topography in cycloplegic dioptoscopy to astigmatical children

角膜地形图检查在低龄儿童散光检影验光中的应用

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17、

The astigmatic cavity with a cylindrical len is studied by using matrix optics method.

本文用矩阵光学的方法研究了内含柱面透镜的象散腔。

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18、

When the astigmatic degree < 1.50D, mydriatic optometry is of help to found the axis of cylindrical lens.

对于合并1.50D以下的散光患儿,散瞳验光可能更有助于确定柱镜的轴向。

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19、

· RESULTS: The results of diopter and astigmatic axis by retinoscopy and computer optometry were same or similar, with no significant difference ( P> 0.05).

结果:正常瞳孔下电脑验光和散瞳下检影验光得到的屈光度和散光轴向相同或极其相似,统计学处理无显著性差异(P>0.05);

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20、

Influences of an Astigmatic Lens on Cosh-Gaussian Beams

像散透镜对双曲余弦高斯光束的影响

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