Huygens–Fresnel principle

E3970

The Huygens–Fresnel principle is a fundamental concept in wave optics that explains how every point on a wavefront acts as a source of secondary wavelets whose interference determines the wave’s subsequent propagation and diffraction.

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Predicate Object
instanceOf diffraction theory
physical principle
wave optics principle
appliesTo electromagnetic waves
light waves
sound waves
water waves
approximationOf Maxwell equations
linked to: Maxwell's equations
assumes linear, homogeneous, isotropic medium
basedOn superposition principle
category physical optics
theoretical physics concept
component complex amplitude of secondary sources
obliquity factor
contrastsWith geometrical optics ray approximation
coreIdea every point on a wavefront acts as a source of secondary wavelets
interference of secondary wavelets determines resulting amplitude
subsequent wavefront is the envelope of secondary wavelets
describes diffraction of waves
interference of waves
propagation of wavefronts
explains Fraunhofer diffraction
Fresnel diffraction
Poisson spot
double-slit interference
edge diffraction
single-slit diffraction
field electromagnetism
optics
wave physics
historicalDevelopment refined by Augustin-Jean Fresnel in the 19th century
historicalOrigin Huygens wave theory of light
implies light behaves as a wave
influenced development of modern diffraction theory
mathematicalFormulation integral over a wavefront of secondary spherical wavelets
namedAfter Augustin-Jean Fresnel
Christiaan Huygens
relatedTo Fresnel diffraction theory
Huygens principle
Kirchhoff diffraction formula
scalar diffraction theory
wave equation
supports wave interpretation of interference patterns
usedIn Fourier optics
linked to: Fourier analysis

analysis of apertures and obstacles
design of optical systems
propagation of laser beams
validWhen wavelength is comparable to aperture size

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Referenced by (22)

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Christiaan Huygens knownFor Huygens–Fresnel principle
Christiaan Huygens knownFor Huygens' principle
linked to: Huygens–Fresnel principle
Huygens–Fresnel principle explains Fresnel diffraction
linked to: Huygens–Fresnel principle
Huygens–Fresnel principle relatedTo Huygens principle
linked to: Huygens–Fresnel principle
Huygens–Fresnel principle relatedTo Kirchhoff diffraction formula
linked to: Huygens–Fresnel principle
Traité de la lumière mainSubject Huygens' principle
linked to: Huygens–Fresnel principle
Traité de la lumière proposes Huygens' principle
linked to: Huygens–Fresnel principle
Augustin-Jean Fresnel notableWork Mémoire sur la diffraction de la lumière
linked to: Huygens–Fresnel principle
Augustin-Jean Fresnel contributedTo Huygens–Fresnel principle
Fresnel diffraction theory basedOn Huygens–Fresnel principle
Fresnel diffraction theory developedFrom Huygens principle
linked to: Huygens–Fresnel principle
Poisson spot isExplainedBy Huygens–Fresnel principle
Fraunhofer diffraction governedBy Huygens–Fresnel principle
Snell’s law of refraction derivedFrom Huygens’ principle
linked to: Huygens–Fresnel principle
wave theory of light basedOn Huygens' principle
linked to: Huygens–Fresnel principle
Fresnel zones basedOn Huygens–Fresnel principle
Fresnel zones relatedTo Huygens principle
linked to: Huygens–Fresnel principle
Kirchhoff diffraction theory basedOn Huygens–Fresnel principle
Kirchhoff diffraction theory relatedConcept Huygens principle
linked to: Huygens–Fresnel principle
Babinet's principle relatedTo Huygens–Fresnel principle
Fourier optics basedOn Huygens–Fresnel principle
Fermat’s principle of least time relatedTo Huygens’ principle
linked to: Huygens–Fresnel principle