| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a photovoltaic watch capable of long time driving by increasing the generation of electric energy by irradiating the photovoltaic element with a more light amount without spoiling the decorativeness of the watch. <P>SOLUTION: The photovoltaic watch provided with a photovoltaic element for generating electric energy by the light includes a reflector having the function for converging the light in a direction, and the reflector is arranged so as to converge the light on the photovoltaic element. The photovoltaic element is arranged such that it cannot be seen from outside. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
