There's a zero point and maxima in the relationship curve of beam-waist radius and measurement error.
光腰半径与测量误差的关系曲线出现一零值点和一极大值点。
The effect of spherical aberration on the radius of image beam waist in the design of laser optical system is discussed in detail, and the expression is presented.
文章主要针对激光光学系统设计中存在的球差对高斯光束像方束腰半径的影响进行了详细的讨论，并给出了具体关系。
The frequency domain result of Gaussian beam scattering from rough surface is extended to the time domain and the effect of the beam waist radius is also discussed.
将高斯波束粗糙面散射的频域结果推广到时域，获得了与平面波入射时相似的结果，并分析了束腰半径变化对计算结果的影响。
It is shown that the transformation characteristics depend on optical beam power, the beam waist of incident beams, object distance and lens parameters.
结果表明，它的变换特性依赖于光功率、入射光束的束腰、物距以及透镜参数。
The variation equation describing distance dependence of the beam waist of a fundamental Gaussian beam with high intensity propagating in logarithmically saturable nonlinear media has been deduced.
导出了在对数饱和非线性介质中传播的强激光基模高斯光束宽度随传播距离变化的方程。
The spot size of laser and its beam waist is the important parameter for assessing the performance of lasers.
激光光斑尺寸和激光束腰光斑尺寸是衡量激光器性能的重要参数。
The beam waist of the laser pulses after the focusing lens is measured by imaging method.
激光光束在聚焦透镜后的束腰半径可以由成像方法测得。
By use of the angular-spectrum analysis and the Fourier transform method, a correction method is obtained to describe the propagation of few-cycle pulsed beam with constant beam waist.
利用角谱分析和傅里叶变换的方法，得到一种描述几个周期的等束腰宽度脉冲光束传输的脉冲修正方法。
By using the concept of spatially induced group velocity dispersion, the propagation of Bessel-like pulsed beam which is constant beam waist in free space is studied.
利用空间诱导色散概念，从理论上研究了等束腰宽度的类贝塞尔脉冲光束在自由空间中传输性质。
But, when the doughnut laser beam is used as trapping light, relative index can be less than 1. The beam waist of focused laser beam has a virtual affection for the trapping force.
但是，在空心光束中可以实现对地折射率粒子的稳定捕获，即粒子的相对折射率可以小于1。
Therefore, the beam expanding just means to expand the waist and not the beam size.
同时指出扩束应是扩展腰粗而不是光斑尺寸。
Cavity parameters such as stability condition, beam waist radius, beam waist position, beam radius at any position can displayed or output in certain file formats.
谐振腔稳定条件、光束传输等参数可以通过数据表格、文本、图形显示或以文件的方式输出。
From the nonlinear Schrdinger equation of beam propagating in Kerr absorbing medium, a set of evolution equations describing Gaussian beam waist radius have bean deduced.
由光束在克尔型吸收介质中传输的非线性薛定谔方程出发，推导了高斯光束注入介质后满足的耦合方程。
The effects of distance between centers, beam waist, refractive-index and wavelength on axial radiation force are discussed.
讨论了离心距对纵向辐射力的影响，也讨论了束腰半径、介质折射率和波长对纵向辐射力的影响。
When the initial power is equal to the critical power and light beam is incident at the beam waist, the elliptical Hermite-Gaussian spatial optical soliton is obtained.
当初始功率等于这一临界功率，光束从光腰处入射时，可得到椭圆厄米高斯空间光孤子。
While the modulation characteristics disappear as the outer circular aperture is bigger than 1.5 times of the beam waist size, the results offer reasonable aperture parameter for diffraction.
当外孔大于1.5倍束腰时，衍射后轴上光强调制被有效压抑，这为选择光阑提供了合理参数。
The radius and position of waist spot of CO2 laser beam focused by a single Ge lens were measured experimentally, and the focal length of the Ge lens was determined. The result is in agreement w...
实验测量了经单一锗透镜聚焦后的CO_2激光束的腰斑半径和位置，同时确定了聚焦锗透镜的焦距，其结果与实际情况一致。
Under the condition of optical breakdown, a high ratio of laser to sound energy conversion can be obtained with a large laser beam waist radius.
在保证光击穿的条件下，选择较大的激光焦斑半径，可提高光声能量转换效率。
Under the condition of optical breakdown, a high ratio of laser to sound energy conversion can be obtained with a large laser beam waist radius.
在保证光击穿的条件下，选择较大的激光焦斑半径，可提高光声能量转换效率。
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