Patent ID: 8227796

Claim:
A display device comprising: a substrate; and a plurality of light emitting elements carried on the substrate, one of the light emitting elements emitting light having a wavelength shorter than those of other lights emitted by other of the light emitting elements, wherein, each of the light emitting elements has a cavity structure in which a light emission functioning layer is held between a reflecting electrode and a semitransmitting electrode, the light emission functioning layer including at least one of a respective transporting layer, a respective light emitting layer, a respective adjusting layer, a respective hole transporting layer, and a respective hole injecting layer, a cavity order of at least the one light emitting element is configured to resonate its light and is 1, and the light emission functioning layer, except for the respective light emitting layer or the respective light adjusting layer, is common to all of the light emitting elements.