Patent ID: 7952639
Filing Date: 2011-05-31
Classification: G02B,H01L

Abstract:
1. An actuator element comprising: at least two actuator arms; wherein each of the at least two actuator arms is fixed to a first mount part at a first end of the actuator arm and to a second mount part at a second end of the actuator arm; wherein the at least two actuator arms are configured to cause moving of the first mount part and the second mount part in respect of each other by application of an electric field to the at least two actuator arms; and comprising a lens mounted on the first mount part, wherein a first part of the at least two actuator arms is configured to form one of a curvature upwards and a curvature downwards caused by a first electric field applied to the first part of the at least two actuator arms and a second part of the least two actuator arms is configured to form the other of the curvature upwards and the curvature downwards caused by a second electric field applied to the second part of the at least two actuator arms, and wherein the at least two actuator arms are provided with a corrugation at, at least, one of the first end and the second end.