CRI 97
CRI 90
CRI 80
CRI 70
Color temperature is measured in Kelvins and LUM specifies a 4000K color temperature for clean neutral 
white illumination.
Color temperature.
DAYLIGHT
LUM
NEUTRAL WHITE
WARM 
WHITE
1000K
2000K
3000K
4000K
5000K
6000K
7000K
COOL 
WHITE
Color Rendering Index (CRI)– An international numbering system used to rate a lamp’s ability to render an object’s color. 
The higher the CRI (based upon a 0-100 scale) the richer and truer the colors.
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