查询词典 Lens

High-power laser line,cylindrical lens array ,rutting ,image recognition.

大功率线激光，柱透镜阵列，车辙，图像识别

By using the similarity of wave crest to cylindrical lens ,a new method for measuring the velocity of liquid phase wave in the range of specified wavelengths was proposed, its applicational scope was determined by means of simulation evaluation,and meantime,this model was simulated in the lab.

探讨了低表面张力液体的表面波波速与波长的关系，利用该液体的单个波峰性质与圆柱透镜性质相似的特点，提出了一种新的在特定波长范围内测量该液体相速度的方法，并通过模拟计算确定了该测量方法的适用范围，同时在实验室模拟了该模型，实验结果表明在一定范围内该测量方法具有较高的精度。

The results indicated that good wavelength stabilization could be obtained when a collimating cylindrical lens with diameter of 0.4 mm was used.

研究表明，在相同的工作电流、热汇温度下，当准直柱透镜直径为0.4 mm时的波长稳定效果较好；在此情况下，当热汇温度控制在30 ℃，工作电流从0.5 A增加到1.5 A的测量范围内，以及当工作电流固定在1.5 A，热汇温度从20 ℃增加到35 ℃时，测得的光谱特性表明，半导体激光器的工作波长可以很好地稳定在体布拉格光栅的布拉格波长处。

The optical path length was deduced from a cylindrical lens to a screen. Ray tracing and simulating of the capillary tube interferometer was presented.

从几何光学出发，推导了毛细管干涉仪的从柱面透镜到接收屏的光线的光程。

Phase velocity ; surface wave ; cylindrical lens

相速度；表面波；圆柱透镜

Cylindrical lenses stereo grating is arranged by the horizontal cylindrical lens.

柱透镜不不立体平栅是由不立体线形摆列的圆柱透镜构不败。

The relationship of wave velocity to wavelength of surface wave of liquid with low surface tension was discussed.By using the similarity of wave crest to cylindrical lens,a new method for measuring the velocity of liquid phase wave in the range of specified wavelengths was proposed, its applicational scope was determined by means of simulation evaluation,and meantime,this model was simulated in the lab.

探讨了低表面张力液体的表面波波速与波长的关系，利用该液体的单个波峰性质与圆柱透镜性质相似的特点，提出了一种新的在特定波长范围内测量该液体相速度的方法，并通过模拟计算确定了该测量方法的适用范围，同时在实验室模拟了该模型，实验结果表明在一定范围内该测量方法具有较高的精度。

This simulation shows that a capillary tube with thin wall should be used in experiment and the fringe pattern is very sensitive to the distance between the cylindrical lens and the capillary tube. For enhancing accuracy, this distance should be determined by fitting a standard liquid with known refractive index in experiment.

结果表明实验中应使用薄壁毛细管，由于干涉条纹对柱面透镜到毛细管之间的距离非常敏感，为提高精度，建议在实验中用已知折射率的标样来确定这一距离。

A new method using a cylindrical lens with two wedges to improve the uniformity of the line laser is provided to solve the problem of laser beam uniformly transmitting in the laser communication.

为解决核物理工程、表面热处理、激光加工、激光通信中传输激光束的均匀性问题，提出采用三角楔柱透镜改善线激光均匀性的新方法，并在ZEMAX开发环境下建立了整形光路系统的理论模型。

High imaging speed is obtained by decreasing the dimensions of 2-D OCT image, which are generated by converting the point focus mode of traditional OCT into line focus mode with a cylindrical lens.

利用柱面镜的成像特性将传统OCT的点聚焦成像模式改变为线聚焦成像模式，从而降低二维OCT图像的扫描维数，达到提高成像速度的目的。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。