指出劈尖等厚干涉实验中随着膜厚的增加,条纹间距变大。
In the experiment of wedge shaped interference, the fringe space becomes wider as the thickness of the membrane increases.
随着光束间距的增大,干涉条纹间距减小,条纹数目增多,条纹可见度减小;
With increasing beam separation, the number of interference fringes increases and the fringe separation and visibility decrease.
光束束腰半径增大时,干涉条纹数目增多,条纹间距变化很小,对条纹可见度影响不大。
With increasing beam waists, the number of interference fringes increase, but the fringes separation and visibility change little.
本文给出了迈克尔逊实验中干涉条纹的间距公式,讨论了干涉条纹间距的变化规律以及激光波长的不确定度评定的方法。
The formula of fringe interval is given and its varying law as well as the method of evaluating the uncertainty of laser length in Michelson interference experiment is discussed.
为了在较宽波长范围内准确快速测量激光波长,在虚拟仪器环境下,通过测量光学劈尖上的干涉条纹间距的方法实现了激光波长测量。
A laser wavelength measurement system in the LabVIEW environment by measuring the distance of the interference fringes on the optical wedge is introduced in this paper.
本文利用轮胎受荷前后表面反射光波的干涉原理,从布喇格方程出发,导出了干涉条纹间距与变形量的关系式,分析了内部缺陷与条纹畸变的关系。
The formulas for strain quantity and fringe spacing on the basis of Bragg equation are derived. The relationship between fringe deformation and internal flaws is analysed.
经常希望采用间距错配或转动错配以增加条纹密度。
It is often desirable to apply pitch mismatch or rotational mismatch to increase the fringe density.
在实际干涉成像中,可以选择适当的孔径间距来获得较好的干涉条纹,从而获得目标的高分辨率像。
Therefore, proper distance between the transmit apertures could be selected to get better interference fringes and high resolution images.
采取正交实验手段,全面分析了噪声、条纹对比度和密度对条纹方向及间距测量精度的影响。
By means of orthogonal experiment, the effects of noise, visibility and fringe density on the measuring accuracy of fringe direction and space are analysed in detail.
分析了在洛埃镜干涉装置中等效双狭缝间距变化对干涉条纹密度的影响。
In the Loyd's mirror experiment. The change of the slit separation to effect of density of interference fringes is analyzed.
图4- 1说明了间距不同所组成的条纹。
Fig. 4. 1 illustrates the fringe formation due to pitch difference.
数值模拟结果表明,有限预拉伸控制组分畴的生长方向,引导图案沿预拉伸方向优先生长。有限预拉伸的强度越大,条纹的宽度和间距越小。
Our numerical results reveal that the uniform pre-stretch strongly affects the phase separation patterns, and leads to preferential growth in the tensile direction.
数值模拟结果表明,有限预拉伸控制组分畴的生长方向,引导图案沿预拉伸方向优先生长。有限预拉伸的强度越大,条纹的宽度和间距越小。
Our numerical results reveal that the uniform pre-stretch strongly affects the phase separation patterns, and leads to preferential growth in the tensile direction.
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