Journal of Solid State Lighting

Table 1 Photometric values and color quality characteristics of measured and simulated YAG PC-LEDs

From: Measuring, simulating and optimizing current LED phosphor systems to enhance the visual quality of lighting

	YAG 1		YAG 2		YAG 4		YAG 6
	Simulated	Measured	Simulated	Measured	Simulated	Measured	Simulated	Measured
CCT/K	6797	7260	6601	6424	6569	6819	5608	6091
CRI R_a	76	75	76	74	77	74	71	72
CRI R₉	24	26	16	11	17	13	-3	-1
luminous flux/lm	24.5	28.9	26.0	26.1	45.2	45.9	44.7	46.9
Δu'v'_wtq	0.027	0.025	0.021	0.020	0.022	0.021	0.021	0.018
CQS Q₉	77	75	80	79	81	78	80	79
CQS Q_g	95	96	94	95	94	94	94	93
CQS Q_a	62	63	65	64	65	63	63	63

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