RomeoStevens comments on My simple hack for increased alertness and improved cognitive functioning: very bright light - Less Wrong

54 Post author: chaosmage 18 January 2013 01:43PM

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Comment author: RomeoStevens 18 January 2013 10:22:38PM *  0 points [-]

There's a review on those that mentions a comparison of others. I have the Alzo 45w bulbs that are $10/per (used to be cheaper, they are now more $/lumen than the ones you linked) But I have no basis for comparison in terms of lumen/efficacy in increased attention.