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Relative spectral power distribution (SPD) of Light-Emitting Diodes (LEDs) with different CRI2012s (a color difference-based color rendering index) and LP-CCTs (the CCTs simulated by LEDcube). (a) CRI2012 = 55 (b) CRI2012 = 65 (c) CRI2012 = 75 (d) CRI2012 = 85.
