| 摘要 |
PROBLEM TO BE SOLVED: To define a color rendering evaluation method that is further faithful to a result of a visual evaluation experiment and can totally evaluate vividness and lightness of a color, and to provide a spectral distribution design method for LED lighting based upon the color rendering evaluation method.SOLUTION: In a spectral distribution design method for LED lighting, a white LED comprising a blue light emitting element and a yellow phosphor, a blue LED, a bluish green LED, a green LED, and a red LED are used, and white color is obtained through additive mixture of light beams from the white, blue, bluish green, green, and red LEDs. |
