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View of a Fresnel lens around a lighthouse lantern - Stock Image - T666/0026 - Science Photo Library
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ANKERLICHT NAUTICAL LAMP Vintage Salvaged All Around Copper Nautical Lantern With Fresnel Lens - Etsy Sweden
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File:375 mm Fresnel lens with protective lantern, also circa late 1800's (41645839965).jpg - Wikimedia Commons
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