What did Brewster call the improved lens he invented?
Cylindrical lens
Prismal lens
Polyzonal lens
Conical lens
Answer
The polyzonal lens, invented by Sir David Brewster, represented a significant breakthrough in optical technology. Unlike conventional lenses with spherical surfaces, the polyzonal lens featured a series of precisely calculated and polished zones, each with a slightly different curvature. This innovative design enabled the correction of various optical aberrations, resulting in superior image quality, reduced distortion, and increased clarity, particularly for lighthouse applications.
David Brewster Quiz: Can You Ace These Tough Questions?
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Besides science, Brewster was an inventor, author, and academic __?
What device did Brewster invent for photographic advancement?
In which year did Brewster become the President of the British Science Association?
Brewster was also known as the Johannes Kepler of __?
What was the month of Brewster's birth?
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