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OliNo » Blog Archive » A close look at the Color Rendering Index (CRI, or Ra )
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OliNo » Blog Archive » A close look at the Color Rendering Index (CRI, or Ra )
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![COLOR RENDERING INDEX, CRI, [RA] - RIO Dynamic](http://www.riolight.com/wp-content/uploads/2017/10/COLOR-RENDERING-INDEX-CRI-RA-02.jpg "COLOR RENDERING INDEX, CRI, [RA] - RIO Dynamic")