School of Physics Lecture Demonstration Manual

Og-1 Polarisation

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

Aim

To demonstrate various aspects of polarised light.

Apparatus

Diagrams

Click on pictures to enlarge.

Polarisation Diagram

Description

An overhead projector has been converted into a home made polariscope by ath addition of a large sheet of polaroid permanently fixed below the Fresnel lens. A second polaroid is attached to a motor allowing slow rotation. The demonstrations that may be displayed with this setup are:

Safety notes

Electrical safety 

Maintenance 

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