S20U Blue Light Spectrum Reduction

ProMed

Well-known member
Oct 21, 2013
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I hadn't seen this mentioned anywhere and thought it was interesting. Not sure if it applies to all S20 variants.

From: Galaxy S20 Ultra OLED Display Technology Shoot-Out

· Blue Light Spectrum

For the Galaxy S20 Ultra the amount of potentially harmful very short wavelength Blue Light has been reduced by 35% compared to the Galaxy S10, while still maintaining the same Wide Color Gamut. The Galaxy S20 Ultra has been TUV Certified for Eye Comfort with Reduced Blue Light. This has been accomplished with a new Blue OLED with an improved light spectrum that has a reduced short wavelength component. The Improved Blue Light Spectrum also works in conjunction with the Night Mode Blue Light Filter...
 
I'm not sure if that's even better than the Note 10+ or not, but it has the same feature.
 
I like blue light. I prefer white to be cool white rather than warm white (beige orange)
 
I like blue light. I prefer white to be cool white rather than warm white (beige orange)

This doesn't have to do with the color spectrum, but the invisible blue light that is damaging to eyes.