| 摘要 |
An organic EL illuminant (20) includes a first electrode (22), an organic EL layer (23), and a second electrode (24) which are sequentially stacked on a supporting base (21), wherein when a side in which the supporting base (21) is provided is one side, and a side in which the second electrode (24) is provided is the other side, a surface of the one side of at least one of the supporting base (21), the first electrode (22), or the second electrode (24) is larger than a surface of the other side of the at least one of the supporting base (21), the first electrode (22), or the second electrode (24). |
