用途：
    JL50B-1 采用新光源鹵鎢燈泡，光線柔和，聚光性能好，適應于各中、小型機，數控機床，鉆銑床、組合機床及其它設備的照明，并具有防水、防爆、防侵蝕等點。

Usage:
It adopts the new illuminant source and high luminance efficiency halogen bulb, suitable for working illumination of various medium and small machine tools, CNC machine tools, drilling & milling machines and combined machine tools. With the features of waterproof, flameproof and corrosion-resisting.

用途：
    JL50B-2 適合于各種機床，數控機床和機床的跟隨定位照明。同時具有上述特性。

Usage:
      Suitable for follow and position working of variousmachine tools, CNC special function machine tools and combined machine tools. With the above same features.

用途：
    JL50B-3 適合于中型各種機床長距離照明，分別具有以上特點。
Usage:
    Suitable for long distance lighting of all kinds of medium machine tools. With the above same features.

用途及性能：
    JL50B機床工作燈，光源采用鹵鎢燈泡，適用于各種中、小型數控機床、組合機床及普通機床等其他設備的照明，還可用于設備的維修、實驗室觀察等照明。還可內裝電子變壓器，輸入不同電壓。

Usage and rerformance:
   It adopts the illumination source lamp holder of various medium and small machine tools, CNC machine tools, combined machine tools, equipment maintenance. Can load electronic transformer, suitable for different connection voltages.