Oa-5 Real Image
Published: Wednesday 15 March 2006 - Updated: Monday 28 March 2011
To demonstrate the formation of a real image by a concave mirror.
- Searchlight mirror
- Light globe in box
- Black cloth
Click on pictures to enlarge.
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.