An electro-optical switch includes an optical assembly arranged to transmit laser-radiation. The pathway further having a frame member; at least one step; and a mount for movingly coupling the at least one step to the frame member. A change point detector compares the image pickup position information and the preceding image pickup position information. Upon determining that a file generation message is received, the IC card 102 generates a rights-file including the IC card identification ID and right value information which are previously stored in the IC card 102. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.