File:Double-lens_burning_apparatus,_Ehrenfried_Walther_von_Tschirnhaus,_Kieslingswalde_(today_Slawonice,_Poland),_c._1690_-_Mathematisch-Physikalischer_Salon,_Dresden_-_DSC08133.JPG · Wikimedia Commons · See Wikimedia Commons

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thumb|A Burning glass|burning apparatus consisting of two [[biconvex lens]]

AI overview

A lens is a curved piece of transparent material that bends light rays to focus or spread them out. It matters because lenses are used in everyday tools like magnifying glasses and cameras to help us see things more clearly or capture images.

AI-generated from the Wikipedia summary — may contain errors.

Wikidata facts

Part of: camera lens
Image: Large convex lens.jpg
Has use: objective

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Commons category: Lenses
has characteristic: refractive index
different from: Lens
uses: refraction
topic's main category: Category:Lenses
on focus list of Wikimedia project: Wikipedia:Vital articles/Level/4
maintained by WikiProject: WikiProject Mathematics
Commons gallery: Lenses

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