Fresnel lens

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Cross section of a Fresnel lens indicating its construction

Fresnel lens: Facts & Related Content

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Facts

Also Known As	stepped lens

Photos

Cross section of a Fresnel lens indicating its construction

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Topics

lens speed lens formula aperture

Key People

Fresnel, detail of an engraving by Ambroise Tardieu after a contemporary portrait, 1825

Augustin-Jean Fresnel

French physicist