Hacker News new | past | comments | ask | show | jobs | submit login

answer: back in 2019 it was known to damage both human eyes and camera chips:

https://www.laserfocusworld.com/blogs/article/14040682/safet...




It doesn't sound like there's much danger to the human eye because of the way the beam is scanned, although I certainly wouldn't like up to stare into the laser at close range. Camera chips are vulnerable since there's no cornea or vitreous humor to absorb the incident radiation, it's focused directly onto some delicate electronics that don't have the ability to heal minor damage.




Consider applying for YC's Fall 2025 batch! Applications are open till Aug 4

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

Search: