| 摘要 |
PROBLEM TO BE SOLVED: To provide a printed head which avoids deteriorating the print quality due to lights reflected from a high-reflectivity gold plating pattern, thereby ensuring a high print quality. SOLUTION: A light shielding film 17 adjacent LED elements 10 of an LED array chip 7 is provided on a slope 14a of a normal mesa structure at one end of the chip to reflect light into the chip. |
