500 watts, 60,000 Lumens
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I'd like to see that in an open environment, like a parking lot or field that can be measured vs on his deck in his back yard.
Nailed it!
Lighting is easy. Good lighting is hard.
What I mean by that is that it's not difficult to make a fixture that puts out a boat-load of lumens. You can do that in your garage. What is difficult is to make all those lumens go where they are supposed to go, and keep them cooled off enough so that they dont burn up in the process.
It would surprise most people to know that you can do a better job lighting a target with fewer lumens if you use good optics to control the beam of light.
So, there's lots of differences between a fixture like the one in the video and one from a real lighting manufacturer. But the biggest difference is that the pro lighting manufacturer has engineers, scientists, laboratories, and special equipment in an R&D department. The ebay/amazon seller just has a big blob of light.
CD
The typical LED buyer will think that all LED lights last forever and don't use any electricity at all.Typical chinese import flood light. Those have been around for quite a while. The numbers they use for watts and lumens are always wrong.
I have four "150 watt" LED flood lights that are about that size, which I wired to standard 3 prong cords. In reality they only use 120 watts, probably close to 100 lumens/watt, so 12k lumens each times 4. They do make a SERIOUS amount of work light, and they run great off a tiny inverter generator all night.
...and I believe they cost around $30 each.
They do get extremely hot, over 170F on the backside of the heat sink, so I would be extremely weary of a 500 watt light in the same form factor. How many hours will that last?
The typical LED buyer will think that all LED lights last forever and don't use any electricity at all.
