As before, the laser package is hermetically sealed for reliable operation in adverse environments and the laser output is collimated using an internal lens system.
密封激光包在恶劣环境下可靠运行，激光输出采用内部透镜系统校准。
Completed in the dust-free workshop, the laser source is totally sealed with drying processfor against dust and fog.
防尘防结露，全程在无尘车间完成，激光器完全密封，并作干燥处理。
The selection of parameters for miniature TEA CO2 lasers is analysed and a miniature whole metallic-sealed-off ceramic TEA CO2 laser is developed.
本文从理论上分析了小型tea CO_2激光器的参数选取，制出了实用的陶瓷壳体全金属密封的小型TEA CO_2激光器。
Because the working media of laser is gas, and the pressure difference between the inner apparatus and environment of laser is large, so the window of output laser beam must be sealed.
由于其激光工作介质是气体，而且激光腔内的压力与外界环境压强相差很大，激光束的输出窗口必须密封。
RESULTS: Of 21 eyes with retinal holes, 18 (85 7%) had been sealed and subretinal fluid had been absorbed completely after laser photocoagulation.
结果：21只眼经用氩激光治疗后18只眼(85.7%)裂孔完全封闭，视网膜下液吸收。
It was testified by sem that the dentinal tubule was sealed by semiconductor laser irradiation.
扫描电镜显示，用半导体激光仪照射后，牙本质小管口被封闭。
The structure, operating principle and characteristics of the mini ceramic sealed-off TEA CO_2 laser and experimental results are introduced.
本文继理论分析之后，着重叙述了小型封离式陶瓷TEA CO_2激光器的结构、工作原理、技术性能以及实验结果。
In this paper we report a new type sealed-off branchseleeted CO-CO2 compound laser operating at room temperature for the first time.
本文首次报道了一种新型的室温封闭的选支CO-CO_2复合激光器及其工作特性。
The components are enclosed in a hermetically sealed package, the fibers are spliced together, then the DPSS laser is tested for performance.
这种元件采用密封封装，与光纤加固在一起，然后再测试激光器的性能。
The dynamic characteristic in the sealed-off CO2 laser is studied and analysed, based on the experiments.
本文以实验为基础，研究和分析了封离式CO_2激光器的动态特性。
Experimental results on the lifetime of a sealed-off branch-selected CO laser operating at room temperature are reported.
本文报导提高室温封离式选支CO激光器工作寿命的实验结果，以及影响寿命的一些因素。
Experimental results on the lifetime of a sealed-off branch-selected CO laser operating at room temperature are reported.
本文报导提高室温封离式选支CO激光器工作寿命的实验结果，以及影响寿命的一些因素。
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