Quick Answer: The Spectroscope is a flat-pack polypropylene spectroscope that uses a CD or DVD as a reflective diffraction grating to show Fraunhofer lines in natural light and emission bands from artificial sources.
Last updated: October 2026
Key Features
Uses a CD or DVD as a reflective diffraction grating
Shows Fraunhofer lines in the spectrum from natural light
Shows distinctive emission bands from sources such as sodium lamps
Made from polypropylene and supplied in flat pack form
Assembles in about 30 seconds
CD included; a DVD gives higher resolution
Technical Specifications
Specification
Value
Material
Polypropylene
Grating
CD or DVD, reflective
Assembly
Flat pack, about 30 seconds
About This Product
Different fluorescent lighting tubes, such as white light and 'warm' light types, can be told apart by their distinctive emission bands. The spectroscope works with any CD, or with a DVD for higher resolution.
Frequently Asked Questions
Q1. Can a DVD be used? Yes. It works with any CD, and a DVD can be used for higher resolution.
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