Wc-1 Moire Patterns

Aim

To demonstrate interference using Moire patterns.

Apparatus

  • Overhead Projector
  • Moire Patterns

Moire Pattern

Moire Pattern

Description

The Moire patterns used in the demonstration consist of a series of regularly spaced concentric circles, each circle representing a wavefront emanating from a source. Placing two similar Moire patterns above each other on the overhead projector produces a visual representation of interference.

Safety Notes

Moire Patterns SOP-14