A camera provided with a lens assembly, a CCD and a circuit for applying a signal which is disposed between the lens assembly and the CCD, where the circuit for applying a signal is vibrated. The message handler has plurality of message-handling modules. The holding ring is a cylinder composed of a tungsten alloy, and the inner diameter thereof is tapered. One approach for computing either type of tile involves assigning each row from a tile to a thread within a thread group. The passageway runs the length of the Aerial Inspection device.