用途：
    JL50B-1 采用新光源卤钨灯泡，光线柔和，聚光性能好，适应于各中、小型机，数控机床，钻铣床、组合机床及其它设备的照明，并具有防水、防爆、防侵蚀等点。

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 适合于各种机床，数控机床和机床的跟随定位照明。同时具有上述特性。

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 适合于中型各种机床长距离照明，分别具有以上特点。
Usage:
    Suitable for long distance lighting of all kinds of medium machine tools. With the above same features.

用途及性能：
    JL50B机床工作灯，光源采用卤钨灯泡，适用于各种中、小型数控机床、组合机床及普通机床等其他设备的照明，还可用于设备的维修、实验室观察等照明。还可内装电子变压器，输入不同电压。

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.