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- Spatially coherent length 空间相干长度
- A well-defined array of stable fringes results and the field is spatially coherent. 结果得到一组完全确定的稳定条纹,而光场是空间相干的。
- The phase structure function and atmospheric coherent length based on Kolmogorov model is just the proximation of the formalism derived here. 基于科尔莫戈罗夫模型的大气相位结构函数和相干长度仅仅是本文推导结果的近似。
- It is shown that the spectral shift takes place, which depends on the position of the field point, spatial correlation length and the temporal coherence length, as GSMP beams propagate in free space. 结果表明,部分空间和部分光谱相干高斯-谢尔模型脉冲光束在自由空间传输中发生了光谱移动,光谱移动与场点位置、空间相关长度和时间相干长度有关。
- The recent definitions of coherence time and coherence length are introduced. 综述了目前对相干时间、干长度的各种定义。
- The light has a much longer coherence length but is generally unpolarized. 光具有非常长久的一致性长度但是不能偏振的。
- THE PHYSICAL MEANING OF COHERENT LENGTH 相干长度的物理意义
- Coherent Length of Optical Source in OCT Imaging OCT中光源相干长度的确定
- The temporal and spatial coherence of light emitting diode (LED) is studied by Michelson interferometer with subfemtosecond time resolution. 由相干度理论和准单色光理论出发研究了发光二极管(LED)的时间相干与空间相干特性,并采用时间分辨 为亚飞秒的迈克尔逊干涉仪对LED的相干度进行了测量记录。
- By this method, we can get the spatial coherence degree from a single measurement.At different shear distance, using slit and photodetector. 用这种方法,能够一次测量激光的空间相干度,并且在不用条纹相机的条件下能够实时测量相干度随时间的变化过程。
- High-resolution OCT imaging relies on a short coherence length, which requires the match to be very accurate. 高解析OCT影像用到的同调长度必须很短,所以时间必须符合得相当准确。
- A theoretical analysis on Z-scan using Gaussian-Schell model beam is reported.The influences of aperture radius and degree of spatial coherence on the Z-scan curves are studied. 摘要对使用高斯-谢尔模型光束的Z扫描做了理论分析,研究了光阑半径和空间相干度变化对Z扫描曲线的影响。
- To a great extent, the dispersion of coherence length is the same as zenith angle. 相干长度的偏差趋势与天顶角偏差相似。
- The coherence length revised is smaller than the classical, because the revised zenith angle is larger than the launch angle. 修正后的相干长度总比传统相干长度偏小,因为修正后的天顶角比发射角大。
- With quasimonochromatic thermal light as an example, the values of coherence time and coherence length in various definitions are compared each other. 并以准单色热光源为例,比较了它在不同定义下的相干时间、干长度的取值。
- SC light has a short coherence length and a bandwidth broader than any femtosecond laser, making it ideal for high-resolution OCT imaging. SC光比起飞秒雷射的同调长度更短、频谱更宽,很适合用在OCT影像。
- It is shown that the far-field behavior of diffracted partially polarized Gaussian Schell-model beams depends on the truncation parameter, spatial coherence parameters and diffraction angle. 研究结果表明,光阑衍射部分偏振高斯-谢尔模型光束的远场特性与光阑截断参量、光的空间相干性和衍射角有关。
- Abstract: A theoretical analysis on Z-scan using Gaussian-Schell model beam is reported.The influences of aperture radius and degree of spatial coherence on the Z-scan curves are studied. 摘 要: 对使用高斯-谢尔模型光束的Z扫描做了理论分析,研究了光阑半径和空间相干度变化对Z扫描曲线的影响。
- Spectral Anomalies of the Polychromatic, Spatially Coherent Light Diffracted by an Annular Aperture 多色空间相干光经过环形光阑衍射之后的光谱奇异现象
- My walking stick is the same length as yours. 我的拐杖和你拐杖长度一样。