过 Related Concept The terms difraction and scattering are often used interchangeably and are considered to be almost synonymous 天津大学精仪学院 Diffraction describes a specialized case of light scattering in which an object with regularly repeating features(such as a diffraction grating produces an orderly diffraction of 天害大学顺华 ight in a diffraction pattern 244 Related Concept • The terms diffraction and scattering are often used interchangeably and are considered to be almost synonymous. • Diffraction describes a specialized case of light scattering in which an object with regularly repeating features (such as a diffraction grating) produces an orderly diffraction of light in a diffraction pattern