![File:Glass prism, mounted at end of a brass tube, used by Sir William Herschel 10287820 H.jpg - Wikimedia Commons File:Glass prism, mounted at end of a brass tube, used by Sir William Herschel 10287820 H.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/4/4d/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 - Wikimedia Commons
![William Herschel's glas prism on stand, 1780-1800. by Exton, David at Science and Society Picture Library William Herschel's glas prism on stand, 1780-1800. by Exton, David at Science and Society Picture Library](https://s3-eu-west-1.amazonaws.com/lowres-picturecabinet.com/43/main/18/97577.jpg)
William Herschel's glas prism on stand, 1780-1800. by Exton, David at Science and Society Picture Library
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Applied Sciences | Free Full-Text | How Infrared Radiation Was Discovered—Range of This Discovery and Detailed, Unknown Information | HTML
Herschel Museum of Astronomy - How did a glass prism, a piece of paper and three thermometers lead to William Herschel making possibly the biggest breakthrough in scientific discoveries? Find out when
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