What is a second-class handswitch?

In the x ray hand switch for controlling X-ray machine, the second-class handswitch is widely used and has various types.

The first gear of the second gear handswitch is the preparatory gear, and the second gear is the exposure. Secondary handswitch has the function of preventing false trigger.
At present, there are many types of two-stage handswitch. Newheek has six types of handswitch, of which L01, L02 and L04 are second-class handswitch, L03 is third-class handbrakes, L05 and L06 are first-class handswitch. From the shape, L01 and L02 sides are circular, streamlined appearance design suitable for human hands, beautiful and generous, comfortable touch. L04 handswitch side is prismatic design, the appearance is more textural, the design of edges and corners is easy to grasp, beautiful and generous. There are also three kinds of handswitch joints, namely crystal head, metal sheet and aviation joints. Customers can choose according to their own needs. Generally, the default is crystal joints.