| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a linear condensing lens which is capable of increasing the power generation efficiency of a solar battery module using the linear condensing lens and further, reducing the weight of the whole solar battery module, and to provide a solar battery element using the same and the solar battery module. <P>SOLUTION: In the linear condensing lens 2, the material of the linear lens 2 is glass, further, a cross section perpendicular to an axis extending in a longitudinal direction is approximately sectorial, and the approximately sectorial root part is planar. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
