There is good reason why many high end projectors use lasers as light sources these days; you can't get much more narrow-band than that. https://www.christiedi

There is good reason why many high end projectors use lasers as light sources these days; you can't get much more narrow-band than that. https://www.christiedigital.com/about/display-technology/laser-projection/rgb-laser-projection/ https://www.christiedigital.com/about/display-technology/las... https://www.barco.com/en/inspiration/news-insights/barco-residential-freya-goes-full-rec2020 https://www.barco.com/en/inspiration/news-insights/barco-res...