Assertion: In He-Ne laser, population inversion takes place between energy levels of neon atoms. - Sarthaks eConnect | Largest Online Education Community
![Explain Construction and Working of He:Ne Laser with Neat Label Diagram. - Applied Physics 2 | Shaalaa.com Explain Construction and Working of He:Ne Laser with Neat Label Diagram. - Applied Physics 2 | Shaalaa.com](https://www.shaalaa.com/images/_4:c3f1dfb964084b31a87386f61747367a.png)
Explain Construction and Working of He:Ne Laser with Neat Label Diagram. - Applied Physics 2 | Shaalaa.com
![With a neat energy level diagram describe the construction and working of He -Ne laser. What are its merits and demerits ? With a neat energy level diagram describe the construction and working of He -Ne laser. What are its merits and demerits ?](https://i.imgur.com/XXCaIWe.png)