MiniSpectrometer

This design is a mini spectrometer or spectroscope made with a 1000-line-per-millimeter plastic transmission grating. It requires a 2in. x 2 in. plastic grating that you can buy from Amazon. I made the mini spectrometers and gave them to my kids and friends, so I got the 10-piece pack: https://www.amazon.com/dp/B0074R74D8 . If you only need one, you can go : https://www.amazon.com/dp/B0088AQFE4.It is an easy print without needing support. However you need to print it in black filaments, prefer black matte or similar. I used the Midnight black filament from OVERTUNE. What does it doA spectroscope separates light into its component colors, or spectrum. In fact, if you google keywords like DIY spectroscope or CD/DVD spectrometer, etc., you will see many articles about how to make one. You may even see a design that is very similar to my design. The features of my design are:It's easy to make. No crafting is needed, no blade to cut the DVD, so there are no worries about the knife slipp