The Wave Nature of light: Interference Chapter 30 Interference 干涉 Diffraction 衍射 Refraction 折射 Huygen's Principle惠更斯原理 index of refraction折射率 Double-slit 双缝 Bright fringe 明条纹 constructive interference干涉相长 Dark fringe 暗条纹 destructive interference干涉相消 Intensity 密度 Thin film 薄膜 Michelson interferometer麦克耳逊干涉仪The Wave Nature of Light; Interference Chapter 30 Interference 干涉 Diffraction 衍射 Refraction 折射 Huygen’s Principle 惠更斯原理 index of refraction 折射率 Double-slit 双缝 Bright fringe 明条纹 constructive interference 干涉相长 Dark fringe 暗条纹 destructive interference 干涉相消 Intensity 密度 Thin film 薄膜 Michelson interferometer 麦克耳逊干涉仪