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File:Focusing_on_retina.svg · Wikimedia Commons · See Wikimedia Commons

EntityQ190909· pop 53· linked from 905 articles

Also known as image point

point where parallel light rays or light rays originating from a point will converge

AI overview

Focus is the point where light rays come together after being bent by a lens or mirror. It matters because controlling where light converges is essential for technologies like cameras, microscopes, and eyeglasses to create clear images.

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

Wikidata facts

Subclass of
point
Show 4 more facts
Commons category
Focus (optics)
different from
Fokus
studied by
optics
on focus list of Wikimedia project
Wikipedia:Vital articles/Level/4
Sources (2)

via Wikidata · CC0

Gallery (3)