![The experimental setup that Sir William Herschel used in his initial... | Download Scientific Diagram The experimental setup that Sir William Herschel used in his initial... | Download Scientific Diagram](https://www.researchgate.net/publication/371514033/figure/fig1/AS:11431281186475253@1693927847889/The-experimental-setup-that-Sir-William-Herschel-used-in-his-initial-experiments.png)
The experimental setup that Sir William Herschel used in his initial... | Download Scientific Diagram
![Applied Sciences | Free Full-Text | How Infrared Radiation Was Discovered—Range of This Discovery and Detailed, Unknown Information Applied Sciences | Free Full-Text | How Infrared Radiation Was Discovered—Range of This Discovery and Detailed, Unknown Information](https://www.mdpi.com/applsci/applsci-11-09824/article_deploy/html/images/applsci-11-09824-g001.png)
Applied Sciences | Free Full-Text | How Infrared Radiation Was Discovered—Range of This Discovery and Detailed, Unknown Information
![File:Glass prism, mounted at end of a brass tube, used by Sir William Herschel 10287820 H.jpg - Wikipedia File:Glass prism, mounted at end of a brass tube, used by Sir William Herschel 10287820 H.jpg - Wikipedia](https://upload.wikimedia.org/wikipedia/commons/thumb/4/4d/Glass_prism%2C_mounted_at_end_of_a_brass_tube%2C_used_by_Sir_William_Herschel_10287820_H.jpg/800px-Glass_prism%2C_mounted_at_end_of_a_brass_tube%2C_used_by_Sir_William_Herschel_10287820_H.jpg)
File:Glass prism, mounted at end of a brass tube, used by Sir William Herschel 10287820 H.jpg - Wikipedia
![In 1800 astronomer William Herschel, out of curiosity, used a prism and placed a thermometer on each color of the spectrum to see if there was a difference. He had an extra In 1800 astronomer William Herschel, out of curiosity, used a prism and placed a thermometer on each color of the spectrum to see if there was a difference. He had an extra](https://preview.redd.it/su3g24ph5gz71.jpg?width=640&crop=smart&auto=webp&s=c2da05baa9efb9fbeb122780f44ce18ab66b7152)