Fresnel Diffraction: Single Slit

The more accurate Fresnel treatment of the single slit gives a pattern which is similar in appearance to that of the Fraunhofer single slit except that the minima are not exactly zero.
Cornu spiral
Calculation
Comparison with Fraunhofer
Index

Diffraction concepts

Fresnel diffraction
 
HyperPhysics***** Light and Vision R Nave
Go Back





Comparison: Fraunhofer & Fresnel Slit

The more accurate Fresnel treatment of the single slit gives a pattern which is similar in appearance to that of the Fraunhofer single slit except that the minima are not exactly zero.

Fresnel slit
Fraunhofer slit
Cornu spiral
Index

Diffraction concepts

Fresnel diffraction
 
HyperPhysics***** Light and Vision R Nave
Go Back