Sir David Brewster invented this optical device & patented it in 1817

Please find below the Sir David Brewster invented this optical device & patented it in 1817 answer and solution. This question aired on July 25 2022 episode of Jeopardy! TV Game Show. For older Jeopardy Questions and Answers we recommend you to visit our archive page.

Sir David Brewster invented this optical device & patented it in 1817

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