Display panel

A display panel, comprising:

• a substrate;
• a light emitting structure layer, disposed on the substrate and comprising a plurality of first light emitting structures, wherein the first light emitting structures are configured to emit excitation light of a first peak emission wavelength;
• a C-plate, disposed on a side of the light emitting structure layer away from the substrate;
• a first bandpass polarizing reflective layer, disposed between the light emitting structure layer and the C-plate and overlapped with the light emitting structure layer, wherein a reflectance of the first bandpass polarizing reflective layer for light with a wavelength in a first wavelength range is greater than 20%, and the first wavelength range is the first peak emission wavelength±20 nm;
• a quarter-wave plate, disposed on a side of the C-plate away from the light emitting structure layer;
• and
• a bandpass polarizing layer, disposed on a side of the quarter-wave plate away from the light emitting structure layer and having an absorption axis, wherein the light emitting structure layer further comprises a plurality of second light emitting structures, the second light emitting structures are configured to emit excitation light of a second peak emission wavelength, the second peak emission wavelength is different from the first peak emission wavelength, the bandpass polarizing layer is overlapped with the first light emitting structures and the second light emitting structures, a transmittance of the bandpass polarizing layer for light with a wavelength in a second wavelength range is greater than 45%, the second wavelength range is the second peak emission wavelength±20 nm, and an average transmittance of the bandpass polarizing layer for light having a wavelength outside the second wavelength range and a polarizing direction parallel to the absorption axis is less than 20%.