This simple educational tool simulates a double slit experiments for parameters such as
different slit size and different incident light wavelength.
Copyright © 2006 Northwestern University
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20 micrometers
Click the picture to zoom in (picture will appear in a new window)
1. Choose the color of light source. Wavelength appears in nanometers
Violet ( nm )
300 nm 700
2. Choose slit size in nanometers
Aperture size is nm
100 nm 400
3. Choose distance between slits in nanometers
Distance is nm
0 nm 500
4. Watch the animation
1 15
Frame # 1 , time is 5 fs
Electric Field
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Copyright © 2006 Northwestern University - All Rights Reserved