We can supply weco,cedes,memco,sft light curtains,Elevator light curtain have two types commonly,one is pure ligt curtain,the other is saft edge add light curtain, Generally the material of saft adge is aluminium alloy.Most of Elevators usually use 17 or 32diodes,The length of light curtain is 2 meters. The beams of light curtain have 94 or 114 or 154.you can choose it that is suitable for your elevator.