
The latest DIY Perks video dropped yesterday: he built a 120'000 lumen light using a single massive LED that draws 1.5 kW! The LED alone costs $1'300, the whole setup weighs around 25 kg and requires water cooling to keep it from melting itself.
https://youtu.be/rqCt61ZbU10?si=zmZyGfvW2s21LdJr
Not exactly something you'd throw in your pocket, but the engineering is impressive. At what point does "flashlight" stop being a flashlight and just become a portable sun?
by olegolegolegolegoleg
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https://preview.redd.it/wainjmzcmfmg1.png?width=1562&format=png&auto=webp&s=415a749584df5b0cae581897ad77a2578214b40d