| 摘要 |
The present invention relates to a light emitting film, a manufacturing method thereof, a lighting device, and a display device. The present invention provides the light emitting film having excellent color purity and efficiency, capable of providing the lighting device with excellent color properties. The light emitting film of the present invention can stably maintain the above excellent properties for a long time. The light emitting film of the present invention can be used for various uses including various lighting devices, photoelectric cell application, an optical filter or a photoconverter, etc. The light emitting film comprises: a first light emitting layer including a first light emitting nanoparticle, capable of emitting light in the range of 490 to 580nm by absorbing light in the range of 420 to 490nm; and a second light emitting layer including a second light emitting nanoparticle, capable of emitting light in the range of 580 to 780nm by absorbing light in the range of 420 to 490nm. |
