Lighthouse Lens are Crazy🤯 Lighthouse lenses, known as Fresnel lenses, were revolutionary in guiding ships to safety. Invented by Augustin-Jean Fresnel in the early 19th century, these lenses use a unique design with concentric, ring-like prisms that intensify and focus light into a powerful beam. This structure allows the light to reach further distances, with some beams visible over 20 miles out at sea. Fresnel lenses come in several sizes or orders, from large, first-order lenses in ocean-fa

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