School of Physics Lecture Demonstration Manual

Oe-3 Total Internal Reflection (Using Microwaves)

Published: Wednesday 15 March 2006 - Updated: Monday 28 March 2011

Aim

To demonstrate total internal reflection in a wax prism using 3 cm microwaves.

Apparatus

Diagrams

Click on pictures to enlarge.

TIR with Microwaves Diagram

Description

The microwave transmitter is directed towards the prism and the receiver displays a maximum at the position shown.

Safety notes

Electrical safety 

Maintenance 

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