The artificial skylight that you won't believe isn't real on HackerTube: recommended by 1 Hacker News commenter across 1 month, 2016–2020.
demo · dated
A short look at CoeLux, an artificial skylight that recreates the scattering process that makes the sky look blue, producing a convincing illusion of distant sun and depth.
HN points to it as a demonstration of artificial daylight, especially for windowless or underground rooms, and to date the technology to 2014.
“If anybody wants to see a cool artificial light that mimics natural light well take a look at coelux”
4 Hacker News comments link this video. Each one links back to its thread.
If anybody wants to see a cool artificial light that mimics natural light well take a look at coelux: ▶ this video It is imperfect (costs too much) but it'll give a good idea of why I think heliostat/optic cable/natural light is something more people need in their lives.
in “World's Largest Solar Plant Sets Itself Ablaze Due to Misaligned Mirrors” · View on HN
This is not new. See this video from 2014: ▶ this video This light is sold by [link] . They might also hold the patents on this technology.
in “Building an artificial sun that looks realistic [video]” · View on HN
They are using these underground to help simulate the true daylight experience. Basically a smart led version of a traditional roof sunlight: ▶ this video
in “Rooms can be as bright as the outdoors” · View on HN
In this video ( ▶ this video ) they talk about the usage for underground buildings. It could be for underground buildings what the lift is for high buildings (eg make it practical). This was on Product Hunt a while ago: [link]
in “CoeLux: Artificial Sunlight That’s Real Enough to Trick Your Camera and Brain” · View on HN