Patent ID: 7202594

Claim:
A display device which comprises a display panel, a red emitting fluorescent film, a green emitting fluorescent film, and a blue emitting fluorescent film, each of said fluorescent films being formed on an inner surface of said display panel; wherein the red emitting fluorescent film contains red fluorescent particles having an average particle diameter ranging from 6 to 12 μm and covered with red pigment having an average particle diameter ranging from 1/100 to 1/10 of the average particle diameter of the red fluorescent particles; the red emitting fluorescent particles are formed of Y 2 O 2 S:Eu; a concentration of Eu in the red emitting fluorescent particles is 60 ppm or less; and the x-value of luminescent chromaticity of the red emitting fluorescent film is not less than 0.620.