![Made a spectroscope using a DVD as a diffraction grating and 3d printing the case. Very pleased with the result! This is the spectrum of a lamp in my girlfriends room. I Made a spectroscope using a DVD as a diffraction grating and 3d printing the case. Very pleased with the result! This is the spectrum of a lamp in my girlfriends room. I](https://preview.redd.it/a3g5n0p3rda61.jpg?auto=webp&s=6fc96ebaca0bff01a19fff2b4be8767f41d2a5b5)
Made a spectroscope using a DVD as a diffraction grating and 3d printing the case. Very pleased with the result! This is the spectrum of a lamp in my girlfriends room. I
![Refractive index sensing using the metal layer in DVD-R discs - RSC Advances (RSC Publishing) DOI:10.1039/C8RA03191F Refractive index sensing using the metal layer in DVD-R discs - RSC Advances (RSC Publishing) DOI:10.1039/C8RA03191F](https://pubs.rsc.org/image/article/2018/RA/c8ra03191f/c8ra03191f-f2_hi-res.gif)
Refractive index sensing using the metal layer in DVD-R discs - RSC Advances (RSC Publishing) DOI:10.1039/C8RA03191F
![China Manufacturer Twelve Patterns for Light 12in1 Good Laser Products DVD Diffraction Grating Lens DOE - China DVD Lens, China Manufacturer DVD Lens China Manufacturer Twelve Patterns for Light 12in1 Good Laser Products DVD Diffraction Grating Lens DOE - China DVD Lens, China Manufacturer DVD Lens](https://image.made-in-china.com/2f0j00QjeaZRsMHuGv/China-Manufacturer-Twelve-Patterns-for-Light-12in1-Good-Laser-Products-DVD-Diffraction-Grating-Lens-DOE.jpg)
China Manufacturer Twelve Patterns for Light 12in1 Good Laser Products DVD Diffraction Grating Lens DOE - China DVD Lens, China Manufacturer DVD Lens
![Gave this whole diffraction grating thing a try and printed on a DVD-R with the foil removed! : r/3Dprinting Gave this whole diffraction grating thing a try and printed on a DVD-R with the foil removed! : r/3Dprinting](https://external-preview.redd.it/SWxupb2eQee-0HffIG7UMoEBqTNYzKAT59Pc_lGOyWE.jpg?auto=webp&s=fc9ddac88de6bce1e270e5519390d92760c7d26b)
Gave this whole diffraction grating thing a try and printed on a DVD-R with the foil removed! : r/3Dprinting
Structure of CD-ROM reflecting surface operating as diffraction grating. | Download Scientific Diagram
![Sensors | Free Full-Text | Smartphone-Based Refractive Index Optosensing Platform Using a DVD Grating Sensors | Free Full-Text | Smartphone-Based Refractive Index Optosensing Platform Using a DVD Grating](https://www.mdpi.com/sensors/sensors-22-00903/article_deploy/html/images/sensors-22-00903-g001.png)