Input TEM 00 Gaussian beam at the first beam waist ͑ P 1 ͒ and the... | Download Scientific Diagram
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
Gaussian beam - Wikipedia
What is Laser Mode? - Knowledge - Elite Optoelectronics Co.,Ltd