| 1. | Simulation of wavefront reconstruction based on polynomials orthogonalized in an annulus sector domain 基于环扇域正交多项式的波前重构仿真 |
| 2. | Based on this theory , the fourier transform based wavefront reconstruction algorithms , w - k and soumekh algorithms , are discussed 在此理论基础上讨论了基于付里叶变换的波前重建的频域重建算法, -众算法和soumekh算法。 |
| 3. | It is shown that the ability of wavefront reconstruction of lsi is better than hws , for the indirect sampling information of wavefront with lsi is more than hws 结果表明,在相同输入波前、相同探测面元、相同拟合函数及阶数的情况下,横向剪切干涉仪的波前复原能力比哈特曼波前传感器强。 |
| 4. | The impsar wavefront reconstruction theory takes into account of the propagation property of spherical wave . therefore , it can be used to interpret both the near field and far field impsar applications 当成像系统用于近场应用时,投影重建理论需要加以改进以加入电磁传播球面波波前的影响。 |
| 5. | Projection reconstruction for the far field applications and wavefront reconstruction for the near field applications of the impsar are addressed according to the target scattering center model 根据目标散射中心模型,文中给出了impsar的适用于远场应用条件的投影重建和应用于近场应用条件的波前重建成像方法。 |
| 6. | Using the wavefront aberration map and the mtf , interaction between aberrations to improve or reduce visual performance is discussed . 2 . a model for wavefront reconstruction from slopes of reflected wave is presented 2 .从理论上建立了由眼底发出的测试波前斜率测量值重建波前曲面(数值上等于波前像差)的模型。 |
| 7. | Again , beginning with wavefront reconstruction theory , a time domain impsar image formation algorithm , b - p algorithm , is derived . it is shown that the impsar b - p algorithm in time domain is theoretically equivalent to soumekh algorithm in frequency domain 通过理论分析,本文从波前重建理论导出了impsar反向投影算法( b - p ) ,证明了b - p算法等效于soumekh算法。 |
| 8. | It localize high and low intensity in the images in the + 1 and the - 1 orders , respectively . dgwfs has a novel optical configuration and is smart and straightforward for wavefront sensing , but the algorithms for wavefront reconstruction is immature 这种方法可以在一个光电探测器同时测量焦点前后两个离焦面上的光强分布;并且结构紧凑,简单实用,在探测装置的实现方面具有很大的优势,但其在相位算法上尚未成熟。 |
| 9. | According to the geometry of slope measurements for the subjective wavefront optometer , a wavefont reconstruction model using zernike polynomial with normalization factor is put forward . based on householder transformation and gram - schmidt orthogonalization method , two methods for working out unknown zernike coefficients are bring forward . the error propagation parameter for the wavefront reconstruction model is deduced 深入研究了带标准化因子的zernike多项式的性质;针对主观式像差仪波前斜率采样方案,提出了采用带标准化因子的zernike多项式对眼测试波前进行重建的数学模型;提出了两种求解方法,即基于householder变换求解法和基于gram - schmidt正交化求解法,用于确定重建模型中的未知模式系数;推导出了该波前重建模型对斜率测量误差的传递系数。 |
| 10. | The holographic wavefront recording process records the interference pattern of the object and the reference waves , and thus forms the hologram , which simultaneously records the information about the amplitude and phase of the object waves ; the holographic wavefront reconstruction , by means of the diffracted waves , can reconstruct the original object wave from the hologram illuminated by lights 全息波阵面记录将物光和参考光以干涉条纹记录成全息图,此全息图同时记录了物光波的振幅和相位;全息波阵面重现,就是用光波照射全息图,通过光的衍射,从全息图中再现出原始物体的光波。 |