Lego’s new motorized lighthouse has a working fresnel lens
In 1822, Augustin Fresnel invented a lens made of ringed prisms that could concentrate beams of light more effectively than reflectors or huge convex pieces of glass. These days, they’re used in spotlights and even most VR headsets. But originally, he designed them for lighthouses — it’s the invention that’s said to have saved a million ships — and today, Lego has announced a motorized lighthouse with its very own fresnel lens.
Make no mistake: it’s a toy — and, at $300 for the 2,065-piece set, a pretty expensive one, too! But Lego’s new light-up Motorized Lighthouse is packed with clever touches, like most of its modern sets aimed at adult budgets. It’ll go on sale on September 1st.
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