LED lumens are used specifically by LED projector manufacturers, but are not a standardized form of measurement. The reasoning behind those companies using the term is that the light from LEDs ...

Using the 500 nit 65-inch TV which as 1.167 square meter screen area, the lumens equivalent would be 1,833. TV and Video Projector Light Output in the Real World Although all the above "techie ...

It may be better to light a single candle than to curse the darkness, but that was before [RCTestflight] came up with this: a 1000W LED flashlight that outputs about 90,000 lumens of light.