Prism apparatus applied to periscope lens module and periscope lens module

A prism apparatus applied to a periscope lens module, comprising:

• a bearing frame;
• a supporting member;
• a prism installed on the supporting member and configured to receive light;
• a plurality of shape memory alloy wires connected between the supporting member and the bearing frame and configured to drive the supporting member to rotate with respect to the bearing frame;
• and
• a restoring device connected between the supporting member and the bearing frame and configured to restore the supporting member;
• wherein the restoring device comprises an elastic member;
• wherein the bearing frame comprises a side plate, and a bottom plate having an end connected to an end of the side plate;
• the supporting member comprises a supporting frame connected to the prism, and a supporting plate spaced apart from the side plate of the bearing frame;
• wherein the supporting frame comprises a connecting portion connected to the supporting plate;
• and the elastic member is disposed between the connecting portion and the bottom plate of the bearing frame, and the plurality of shape memory alloy wires is connected between the side plate of the bearing frame and the supporting plate.