KnowraWave opticsLinked fromLinked fromThe 10 pages that link to Wave optics, each with the reason it gives.All 10Broader topic 1Related 1Narrower topic 5Compared with 3Fermat's principleCompared with: It captures effects omitted when Fermat's principle is used as a ray-optics approximation.Ray tracingCompared with: Ray tracing omits effects that require treating light as a wave.Thin lensCompared with: Thin-lens ray geometry does not by itself account for diffraction or interference.