Every story and comment from the Hacker News API, in a layout borrowed from 2001.
A comment on LEDs may cause retinal toxicity at occupational domestic illuminance. Parent comment
http://www.sunnexbiotech.com/therapist/blue%20light%20damage...
This article explains some of the tradeoffs at the specific wavelengths.
The last time I went down the list of references I was personally not convinced, but not my field...
http://www.sunnexbiotech.com/therapist/blue%20light%20damage...
This article explains some of the tradeoffs at the specific wavelengths.