Young's Double Slit
Single Slit Diffraction
Polarization & Malus
Thin Film Interference
Fraunhofer Single-Slit Diffraction
Minima: a·sin θ = mλ
Central Width W₀ = 2λD/a =
13.0
mm
Slit a =
0.10
mm
Screen D =
1.00
m
Central Diffraction Peak
W₀ = 13.00 mm
I₁/I₀ = 4.7% (2nd max is 22× dimmer)
Orbit 3D scene | Compare Rectangular Slit vs Circular Aperture (Airy Disk)
Rectangular Slit
Circular (Airy Disk)
650nm (Red)
532nm (Green)
450nm (Blue)
Intensity Curve
Rays
Width a:
0.10mm
Distance D:
1.00m