https://physlab-wiki.com/ 2026-04-18T18:28:40+00:00 https://physlab-wiki.com/ https://physlab-wiki.com/lib/tpl/UChicago/images/favicon.ico text/html 2024-06-11T13:01:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://physlab-wiki.com/phylabs/lab_courses/phys-140-wiki-home/spring-experiments/archive/diffraction-lab/diffraction_and_solar_hydrogen?rev=1718125308&do=diff LASER SAFETY In this lab you will be working with low power lasers from ThorLabs. These are class II lasers which do not require special eye protection for use. They are in the same class as laser pointers. However they are not toys and must be handled with care. Please follow these rules to ensure a safe lab experience. Note that in future labs you will be working with more powerful lasers which are capable of doing serious damage to the eye, so it pays to treat all lasers with respect an…