Visible and Infrared Spectrum: White Light Dispersed on a Spectrum Recorder
Tempo de Duração: 3:36 minutos
Descrição: To examine the visible and infrared portions of the electromagnetic spectrum. White light from na incandescente lamp is dispersed by means of a prism onto a spectrum recorder. the spectrum recorder is used to chart the termal radiation intensity for the various wavelengths, revealing unseen infrared radiation beyond the red end of the visible spectrum.
Fonte: Physics Demonstrations
Palavra-chave: Física 4