safety sensor,is made of one control mode and two eyes,act ... of automatic door ,to supervise the door of operation . safety sensor,General international optical lens design, and good focus, controlled reasonable ... . Yishuguang one can control, Control can also be a double-beam. Block the light trigger, the output signal can contact the ... (L) × 50mm(W) × 32mm(H)our factory in Foshan safety sensor