propagation factor

基本解釋

The new definition of the beam propagation factor for partially coherent light is proposed through the propagation equations of the cross-spectral density.
并依據(jù)部分相干光的交叉光譜密度的傍軸傳輸方程，重新定義了普遍的部分相干光的傳輸因子。
physics.zju.edu.cn
This kind of beam needs more study on its propagation properties in dispersive media, as well as the beam propagation factor (originally called beam quality factor).
這種光束在色散介質(zhì)中的傳輸特性與光束傳輸因子（即光束質(zhì)量因子）都值得作深入的研究。
physics.zju.edu.cn
The mode field half width, far field divergence half angle and beam propagation factor are the criterion of parameter descriptions and quality evaluations for the beam.
光纖端面衍射場(chǎng)光束的特征參數(shù)由基于二階矩和微分算子算法定義的近場(chǎng)模場(chǎng)半徑、遠(yuǎn)場(chǎng)發(fā)散角角半徑和基于二階矩算法定義的光束傳輸因子綜合描述。