A dehumidifier by which the rate of heat recovery by the heat exchanger for recovering heat can be increased, the power consumption of the heater can be decreased, and by which the amount of dehumidification per a power consumption can be promoted, is disclosed. A focusing device comprises an actuator, a lens holder that holds lenses and, and a holder support base upon which the lens holder is installed. The invention also provides pharmaceutical compositions comprising the supramolecular assembly. According to another aspect of the present disclosure, the SPMS is designed to compute the incentive compensation in batch-mode, while the sales representatives may interactively obtain estimates of incentive compensation for opportunities in real-time. The second pump passage is defined along the second vane grooves for supplying fuel from the fuel tank to the sub-tank.