Of-3 Spectral Sources (2)
Published: Wednesday 15 March 2006 - Updated: Monday 28 March 2011
To demonstrate the spectrum of various sources using a spectrometer.
- Spectral source
- Video camera and monitor
Click on pictures to enlarge.
The spectrometer is aligned in the normal way to produce a spectrum at the position of minimum deviation. The telescope is swung out of position and replaced with the video camera focussed on infinity. The colour camera gives a fairly faithful rendition of the spectral lines.