发明名称 |
LIGHT-EMITTING DEVICE, ELECTRONIC APPARATUS AND INSPECTION METHOD |
摘要 |
PROBLEM TO BE SOLVED: To provide a light-emitting element emitting light in a near-infrared region and having high efficiency and a long life, and further to provide a light-emitting device provided with the light-emitting elements, an authentication device and an electronic apparatus.SOLUTION: A light-emitting device 100 is provided with light-emitting elements 1A having anodes 3, cathodes 8 and light-emitting layers 5 being provided among the anodes 3 and the cathodes 8 and emitting light of near-infrared regions by causing currents to flow among the anodes 3 and the cathodes 8. The light-emitting device 100 emits visible light of 5 cd/cmor more when causing the currents to flow among the anodes 3 and the cathodes 8 with current density of 300A/cmor less. |
申请公布号 |
JP2015228460(A) |
申请公布日期 |
2015.12.17 |
申请号 |
JP20140114339 |
申请日期 |
2014.06.02 |
申请人 |
SEIKO EPSON CORP |
发明人 |
FUJITA TETSUJI;HAMADE YUIGA |
分类号 |
H01L51/50;C09K11/06;H05B33/12 |
主分类号 |
H01L51/50 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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