Double slit experiment equation

Diffraction

Single slit experiment equation

Thin films

Unpolarized light

Polarized light

Reflection

Scattering

Doppler effect
(moving light source or observer)

Red shift

Blue shift

Visible light

Laser

Reflection from plane surface

Refraction

Index of Refraction

Snell's Law
(Law of refraction)

Dispersion

Total internal reflection

Critical angle for total internal reflection