A floating combined cycle power plant includes a plurality of watertight bulkheads placed in a hull, having a structure suitable for being moved at sea, to the height of the freeboard deck; a power generating means for generating electricity, and a duct arranged to pass over the freeboard deck. The polarizing device can include an optical element and a nano-structure, such as an array of a plurality of spaced-apart, elongated elements disposed on a substrate. An electrode film made of a metal having a density higher than Al or an alloy primarily including such a metal is disposed in the area in which the first insulating layer is removed so as to form the IDT electrode. The latent image portion and latent image peripheral portion cannot be visually discriminated, and each of them is formed from a set of dots continuously laid out at a predetermined period. The brush gets straightened to make eyelash voluminous when the elevating bar is elevated down and the brush gets curved to make eyelash curled when the elevating bar is elevated up.