School of Physics Lecture Demonstration Manual

Oa-5 Real Image

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

Aim

To demonstrate the formation of a real image by a concave mirror.

Apparatus

Diagrams

Click on pictures to enlarge.

Real Image

Real Image Setup

Real Image Diagram

Videos

Real Image

Description

The box containing an ordinary light globe is positioned at the radius of curvature of the searchlight mirror. The height of the mirror is adjusted to make sure the object is placed correctly in the vertical plane. The real image is quite dramatic and is viewed best directly with the naked eye.

Safety notes

Electrical safety 

Sharps safety 

Maintenance 

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