Uploaded January 2025 | Updated September 2026, 2 weeks ago

---

You can make lenses out of water that focus light! Watch to learn about the fundamentals of lenses and how they can really be made out of any transparent material.

This is a very simple introduction to optics. Watch some of our other videos for deeper dives into how exactly this kind of light manipulation works

#optics #stem #science #physics #photonics #laser #engineering