> There aren’t any dyes in oleds. They emit photons directly at the correct wavelength.
I meant the new blue PHOLED material.
> If they yellow, it would be due to different colors dimming at different rates or because there is a plastic protective/anti-glare coating, and it yellowed due to UV exposure.
No it would be because red+green=yellow.
(Ignoring the topic of the article, which explains why that’s an oversimplification.)
If they yellow, it would be due to different colors dimming at different rates or because there is a plastic protective/anti-glare coating, and it yellowed due to UV exposure.