News for hackers. Stuff that matters.

A comment on LED light can damage eyes, French health authority warns. Parent comment

Re:LED light can damage eyes, French health authority warns by londons_explore on Thursday May 16, 2019 @07:49AM (#19928060)
A lumen is already a measure of perceived brightness.

You can have a 10 watt UV light, but you can't have a 10 lumen UV light for example.

[ Parent | on HN ]
Re:LED light can damage eyes, French health authority warns by knodi123 on Thursday May 16, 2019 @09:16PM (#19935207)
oops, I meant radiant flux instead of lumens.
[ Parent | on HN ]