I can't *see* PWM flickering even at 30Hz. But it gives me bloodshot, twitching ... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

stodor89 on June 20, 2025 | parent | context | favorite | on: PWM flicker: Invisible light that's harming our he...

I can't see PWM flickering even at 30Hz. But it gives me bloodshot, twitching eyes even at 20kHz.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact