Uploaded March 2025 | Updated September 2026, 2 weeks ago

---

Wait... how can we see these lasers? Don't you need fog or something to visualize laser beams?

Here we answer a common question that we get on a lot of our videos using this Laser Ray Box

It's a great tool for visualizing how lenses, prisms, and other optics manipulate light!

#optics #science #stem #physics #laser #light #photonics