![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?format=pjpg&auto=webp&s=314c4f6a2d9a18d42d693a1d6fe8c7c4bf5584ff)
Gave this whole diffraction grating thing a try and printed on a DVD-R with the foil removed! : r/3Dprinting
![physics - How does the diffraction formula nλ=dsinθ change when the diffraction grating isn't perpendicular to the light rays? - Stack Overflow physics - How does the diffraction formula nλ=dsinθ change when the diffraction grating isn't perpendicular to the light rays? - Stack Overflow](https://i.stack.imgur.com/5Xd6m.gif)
physics - How does the diffraction formula nλ=dsinθ change when the diffraction grating isn't perpendicular to the light rays? - Stack Overflow
![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-g003.png)
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 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)
Sensors | Free Full-Text | Smartphone-Based Refractive Index Optosensing Platform Using a DVD Grating
Structure of CD-ROM reflecting surface operating as diffraction grating. | Download Scientific Diagram
![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)