CCT&CIE Control
manufactures according to Energy Star and ErP regulations, thus to strictly control target CCTWhite round frame: 7-Step MacAdam (in the round frame, "the human eye" does not see the difference in chromaticity)
Blue frame: ParagonLED CIE abibility (narrower than MacAdam) is more concentrated
2700K~5000K: 3-Step / 5700K & 6500K: 5-Step
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| ANSI | ParagonLED | IEC |
