Interference of Light at a Double Slit

Last updated

Aug 18, 2021
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- Image Formation by Converging Lenses
- Reflection and Refraction of Light

Walter Fendt
Paul-Klee Gymnasium Gersthofen

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Wavelength:nm

Spacing between slits:nm

Angle:°

Maxima:

Minima:

Relative intensity:0.000

Interference pattern

Intensity profile

W. Fendt 2003

Condition for a maximum:

d sin α = k λ

d ... spacing between slits
α ... angle
k ... order of the maximum (0, 1, 2, ...)
λ ... wavelength

Condition for a minimum:

d sin α = (k − ½) λ

d ... spacing between slits
α ... angle
k ... order of the minimum (1, 2, 3, ...)
λ ... wavelength

Link to the original page: https://www.walter-fendt.de/html5/ph...bleslit_en.htm

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