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

The goal is refraction not obsorbtion. A 100cm x 100cm lasor needs ~10,000 times the energy to penetrate 6 inch steel plate as a 1cm x 1cm beam.


Consider applying for YC's Fall 2026 batch! Applications are open till July 27.

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

Search: