Page Magnifier
A page magnifier is a thin Fresnel lens sheet or rigid frame device that enlarges text on books, newspapers, or maps for easier reading, typically 2x magnification for full-page use.
Fun Fact
The Fresnel page magnifier, invented in 1822 by Augustin-Jean Fresnel for lighthouses, was repurposed in the 1950s as a thin plastic lens magnifying text by 2-3x, now aiding over 50 million visually impaired readers worldwide.
Price History
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