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COLOUR RENDERING CHART A comparison between the Phosphor LED (Artist Series) and other lighting sources Note: 2700K and 4000K perform similarly Ra R1 R2 ?R3 R4 R5 R6 R7 ?R8 ?R9 R10 R11 R12 R13 R14 ?R15 ?Artist Series XSM ?98 98 ?99 98 ?98 98 97 ?98 98 ?96 99 98 ?88 98 98 ?98 ?Typical IR coated Halogen Dichroic 98 98 99 99 99 ?98 98 99 97 92 ?97 98 97 ?98 99 97 ?Typical Compact Metal Halide 82 90 94 69 82 ?81 81 87 71 27 ?59 62 55 ?93 78 88 ?Typical Compact Fluorescent 87 ?91 93 86 91 ?89 ?90 88 70 17 ?76 ?91 81 ?93 ?92 81 ?Independent measurements by University College London 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 Y 0.46 0.42 0.40 0.38 0.36 0.34 0.32 3000K 2700K 400 0K ?0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 Remote Phosphor LED Specification MacAdam Ellipses (1, 2, 3 and 4 steps) ANSI NEMA Standard Industry Standard Color Bins Phosphor LED Technology " Color point within 1x2 MacAdam Ellipses " Color point centered on 0.35 0.40 X 0.45 0.50 Black Body Locus 359