KnowraGaussian beamLinked fromLinked fromThe 6 pages that link to Gaussian beam, each with the reason it gives.All 6Broader topic 3Narrower topic 1Compared with 2Plane waveCompared with: It approximates a plane wave near its waist while retaining finite beam width and divergence.Airy diskCompared with: Its ideal focused spot has a Gaussian profile, unlike the rings of a circular-aperture Airy pattern.