| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an organic EL writing light source device that is made in compact size and made to be reduced in the loss of the quantity of light and, further, made to steadily focus the light of each color on the surface of the sensitive material in the case of a color type. SOLUTION: The organic EL writing light source device 10 is constructed to comprise a transparent substrate 11, plural flat micro lenses 12 that are formed in the positions corresponding to the light emitting dots arranged side by side at a prescribed interval on the surface of one side of the transparent substrate, and plural organic EL elements 13 that are formed respectively on each flat micro lens on the surface of one side of this transparent substrate.</p> |
