diyphotography (unofficial)This simple blackboard model explains how a Fresnel lens works
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This simple blackboard model explains how a Fresnel lens works - DIY Photography
Fresnel lenses are found in all kinds of things from the lenses and light modifiers we use in photography and filmmaking to lighthouses that guide ships at sea. The lens was developed by French physicist Augustin-Jean Fresnel, after whom it was named, specifically for use in lighthouses. It allows for the construction of huge aperture […]
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