The invention relates to a contact lens cleaning device, in particular to a contact lens restoring instrument.The contact lens restoring instrument comprises a base, a middle seat, a cover body and a cleaning mechanism, wherein two accommodating grooves are formed in the top surface of the middle seat; a sealing cover is fastened to each accommodating groove; the cleaning mechanism comprises a power supply, a circuit board, two conducting plates and two electrodes; the circuit board is arranged in an electronic element chamber and is electrically connected with the power supply; the two conducting plates are arranged in the electronic element chamber and one ends of the two conducting plates are electrically connected with the circuit board; the two electrodes are respectively arranged at the bottoms of the two accommodating grooves in a penetrating manner and are connected with the bottoms of the accommodating grooves in a sealed manner; the top ends of the electrodes are exposed out of the accommodating grooves while the bottom ends of the electrodes are exposed out of the electronic element chamber; and the bottom ends of the electrodes are electrically connected with the other ends of the conducting plates.The contact lens restoring instrument is reasonable in design, good in waterproofness and convenient to take along; a cleaning function and a storing function are combined; and meanwhile, contact lenses are cleaned effectively.