It must be pointed out that space coherence of beam is highly important for light beam quality evaluation.
此外还指出光束的空间相干性在光束空间质量评价中也应重视。
Its advantage is that the light beam quality is good, the light beam emitting direction and position can be changed optionally.
其优点在于光束质量好、可以任意改变光束的出射方向和位置。
This structure can solve the problems of catastrophic optical damage of facet, thermal damage and poor light beam quality effectively.
该机理能有效地解决光功率密度过高引起的端面灾变性毁坏、热烧毁和光束质量差等大功率激光器存在的主要问题。
The coupling of semiconductor laser and the optical fiber has vital significance to the semiconductor laser light beam quality improvement.
而半导体激光器与光纤的耦合，对半导体激光器的光束质量改善，有重要的意义。
These integrated solutions deliver high quality light without pixilation, closely replicating the beam quality of traditional light sources.
这些集成解决方案能提供高质量的非点阵化照明，光束质量与传统光源相近。
Imported optical mirror, reduce wastage of laser power, high quality of light beam.
进口光学激光镜片组，激光功率光损耗低，光束质量好。
Holographic interferometry using separate damping and a double objective light beam is put for-ward for the bonding quality of the clads on the large powder columns.
提出了分体式减振和双物光光路的全息干涉法，解决了大型火药柱包覆层粘接质量的检测问题。
Stray light generated in optical system forms a lot of ghost images, which not only seriously influence the beam quality and propagation properties, but also damage optical components.
光学系统的杂散光极易在系统内形成多个鬼像，这不仅严重影响光束质量和传输特性，并可能对系统光学元件造成永久性损伤。
Therefore, the beam quality can be improved and the oscillation light can be controlled by changing the proportion of the end-pumping power.
因此通过改变端面抽运功率的比例，提高光束质量，并实现对振荡光的控制。
The influence of surfacing material and processing parameters on the quality of light beam powder surfacing layer is investigated.
研究了堆焊材料组成和堆焊工艺参数对光束粉末堆焊质量的影响规律。
The technology of acquiring precise modified layer on construction material surface by light beam cladding was investigated and its effect on cladding layer quality was revealed.
研究了采用聚焦光束熔覆方法在结构材料表面获得精密改性层的工艺及其对熔覆层质量的影响。
Stray light generated in optical system forms a lot of ghost images, which seriously influence the beam quality and propagation properties.
光学系统的杂散光极易在系统内形成多个鬼像，严重影响光束质量和传输特性。
In this paper, the influence of surfacing technology and material on the quality of light beam Ni based alloy powder surfacing layer was investigated.
研究了堆焊工艺和材料对镍基合金光束粉末堆焊质量的影响规律。
The instrument can be applied widely to the areas of supervising and controlling the quality of light beam in transmission and in the time-resolved and spatial-resolved spectral measurement.
该装置在光束传输中的质量监控以及在光谱时间、空间分辨测量中可得到广泛的应用。
Optical Beam Quality Factor of Nonparaxial Light Beams. I. Definition.
非傍轴光束的光束质量因子.I。定义。
At last, has measured the quality and efficiency of exporting light beam in the signal horizontal model laser device, and analyze the measuring result.
最后测量了单横模激光器在非稳腔下的输出光束质量，以及系统的效率，并对测量结果进行了分析。
The laser device with this style could make the single model volume turn over the full entire medium and the quality of the light beam very good.
通过这种谐振腔设计的单横模激光器能使介质充分利用，使单模运转体积增大，并有很好的光束质量。
Stray light generated in multi-pass amplification forms a lot of ghost images, which not only seriously influence the Laser beam quality and propagation p rope.
光学系统的杂散光极易在系统内形成多个鬼像 ，这不仅严重影响光束质量和传输特性 ，并可能对系统光学元件造成永久性损伤。
By using a position sensor such as CCD, it becomes a powerful tool of static and dynamic quality diagnosis for optical system and light beam.
通过一个位置传感器，比如CCD，它就可以成为一种对光学系统和光束的静态和动态质量诊断的有力工具。
Base on this principle, a three-beam holography system is set up. The diffraction efficiency and the quality of the diffraction image are shown to be greatly improved by the auxiliary violet light.
根据此原理，建立了三光束全息光存储系统，在红光记录全息图的同时加入辅助紫光，可以使全息图衍射效率及衍射像的像质得到提高。
Base on this principle, a three-beam holography system is set up. The diffraction efficiency and the quality of the diffraction image are shown to be greatly improved by the auxiliary violet light.
根据此原理，建立了三光束全息光存储系统，在红光记录全息图的同时加入辅助紫光，可以使全息图衍射效率及衍射像的像质得到提高。
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