Photoluminescence display device

摘要

A display device includes a light source unit that emits a first light with a first wavelength, an optical filter that converts the first light to a second light, and an optical shutter that transmits or reflects the first light or the second light.

主权项

1. A display device, comprising:
a light source unit configured to emit a first light at a first wavelength; an optical filter comprising:
at least one color conversion portion configured to absorb the first light and to emit a second light at a second wavelength longer than the first wavelength; anda light reflective layer configured to reflect the first light and transmit the second light; and an optical shutter configured to transmit or block the first light.