Is it possible to get a Gaussain TEM00 mode in a resonator when we added an aperture with dimension less than beam waist in its position? | ResearchGate
![a–d Evolution of output laser beam profile (taken 1.7 m away from the... | Download Scientific Diagram a–d Evolution of output laser beam profile (taken 1.7 m away from the... | Download Scientific Diagram](https://www.researchgate.net/publication/284076137/figure/fig4/AS:960076466638848@1605911475063/a-d-Evolution-of-output-laser-beam-profile-taken-17m-away-from-the-output-coupler-with.gif)
a–d Evolution of output laser beam profile (taken 1.7 m away from the... | Download Scientific Diagram
![Intensity distributions of (a) input Gaussian beam (TEM 00 laser) and... | Download Scientific Diagram Intensity distributions of (a) input Gaussian beam (TEM 00 laser) and... | Download Scientific Diagram](https://www.researchgate.net/publication/338943067/figure/fig5/AS:853390783414277@1580475626275/Intensity-distributions-of-a-input-Gaussian-beam-TEM-00-laser-and-b-laser-after-the.png)