That's a very challenging problem from xiage's blog

Scientifically no less than. The amount light-weight do you're thinking that you’ll need to have? (Ballpark will do) 10-a hundred-1000lm and so forth. The best way reflection performs which makes it unpleasant in your eye and aka blind you is all based upon Luminance. (How concentrated the source of gentle is. Most flashlights have quite concentrated resources. Aka you might have 1000s of lumens coming out of the teeny very small LED. ?HIGH Luminance. A home light-weight feels significantly less bright for the reason that Though they much too have 1000s of lumens, it’s not compacted into a little LED they spread out above like a large fluorescent tube and so forth.

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By xiage
Added Feb 26


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