This instructable teaches you how to build a low-cost spectrometer using simple materials, such as a 100 W light bulb, a light-dependent resistor, a prism or grating, and a curtain. The spectrometer analyzes the spectrum of incoming light, which our eyes see as a portion of the. Follow on to create your own DIY Low-Cost Spectrometer and do drop a favorite and follow this page if you enjoyed the project and decide to build your own version. I would love to see your own versions so do post your creations using the " I made it " section. The concept of spectroscopy is. Spectrometry is an analysis technique that enables the identification of material chemical composition, regardless if they are solid or liquid, using the absorption and emission of an incoherent light that hits the surface. It's used in every chemical and biological laboratory, but it can be. Explore UV light, lenses, thermochromism and more! Includes cross-curricular teaching ideas, student quizzes, a sample marking rubric, scope & sequences & more What is going on? The Science of Spectrometry A CD has tiny grooves that are invisible to the eye. Seeking some guidance, I contacted Anglia Instruments, a UK-based supplier of spectrometers, who guided me through the.