The Department of Physics and Astronomy
Northwestern University

Optics

Index  |  Atomic Physics  |  Mechanics  |  Optics  |  Waves

Diffraction

Young's Experiment and generalized wave interference through an N-slit aperture. This Applet demonstrates N-slit interference and modulation effects from a finite slit width.

Snell's Law

Reflection, refraction and Snell's Law. This Applet illustrates Snell's Law, total internal reflection, Reflectance and Transmittance.

Lenses

Ray tracing and geometric optics

Mirrors

Ray tracing Geometric Optics

Department of Physics and Astronomy - Northwestern University

Comments to ganderson@northwestern.edu