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。
The end surface of spiral channel is sealed by welding, therefore the sealing performance is good with reliable structure.
螺旋通道的端面是焊接密封的，密封性能好，结构可靠。
The sealed auxiliary adopts nylon 1010 stainless steel. The sealing is reliable. Reliable upper sealing equipment can strictly protect the filling and absolutely avoid the leakage.
密封副采用尼龙1010对不锈钢，密封可靠。可靠的上密封装置严密保护填料，绝无外漏。
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