On: 670nm red light exposure improved aged mitochondrial function, colour vision

[ben_w]

Lumens being perceputual brightness means any package listing it for IR is definitely lying; but that only makes it a first-pass filter, "no false positives" does not mean "no false negatives".

e.g. even when it's about visible light, well, do you trust this claim of 500,000 lumen?: https://www.amazon.de/Shadowhawk-Rechargeable-Extremely-Wate...

[zimpenfish → ben_w]

> do you trust this claim of 500,000 lumen?

Having watched Torque Test Channel test[0] these[1] kinds[2] of claims, no, no I do not.

[0] https://www.youtube.com/watch?v=pp8dumORMA0

[1] https://www.youtube.com/watch?v=EBPQKeeYTfo

[2] https://www.youtube.com/watch?v=ceA5xL6ggEw