Relevant YouTube video with 2M views: “Building an artificial sun that looks unbelievably realistic …” https://www.youtube.com/watch?v=6bqBsHSwPgw https://www

Relevant YouTube video with 2M views: “Building an artificial sun that looks unbelievably realistic …” https://www.youtube.com/watch?v=6bqBsHSwPgw https://www.youtube.com/watch?v=6bqBsHSwPgw https://diyperks.com/community/lighting-and-leds/diy-artificial-sunlight-official-topic/ https://diyperks.com/community/lighting-and-leds/diy-artific... Uses a water cooled LED lamp reflected off a satellite dish to produce parallelised rays and through a soapy filter to provide diffuse light. Bulky, but literally lights a room as if from a morning sun on a spring day.