Some cities are taking another look at LED lighting after AMA warning

Re:Some cities are taking another look at LED lighting after... by honkhonkpants on Sunday September 25, 2016 @12:30PM (#12575988)

First time I've heard that it is easy to focus blue light.

[ Parent | on HN ]

Re:Some cities are taking another look at LED lighting after... by fpoling on Sunday September 25, 2016 @01:39PM (#12576318)

I should wrote about focusing in light without blue component, not focusing under blue light.

[ Parent | on HN ]