Color Temperature Tunable White-Light LED Cluster with Extrahigh Color Rendering Index

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td align="left">LED</td><td align="center">Red</td><td align="center">Amber</td><td align="center">Green</td><td align="center">Blue</td><td align="center">Warm-white</td><td align="center">Cool-white</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td align="left">Average Chi<sup>2</sup>/DoF × 10<sup>−5</sup></td><td align="center">1.7</td><td align="center">1.3</td><td align="center">4.5</td><td align="center">1.3</td><td align="center">1.2</td><td align="center">2.0</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Average Chi-square per degree of freedom (Chi<sup>2</sup>/DoF) for the model and real SPDs of these LEDs at different drive currents.

The Scientific World Journal

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Table 1

Table 1: Color Temperature Tunable White-Light LED Cluster with Extrahigh Color Rendering Index 