lens

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How lenses and mirrors affect light and vision

images formed by convex and concave lenses

curve generator

polarized lenses

lens aberrations

double convex lens

convex and concave lenses: bending light

focal length of a lens

Gauss theory of lenses

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lens: Related Content

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Last Updated: May 22, 2025

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Photos and Videos

images formed by convex and concave lenses

curve generator

polarized lenses

lens aberrations

double convex lens

convex and concave lenses: bending light

focal length of a lens

Gauss theory of lenses

How lenses and mirrors affect light and vision

Understand how a pinhole focuses light and why lenses are better than pinholes

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Topics

bifocal lens focal length Abbe sine condition relay lens objective lens mirror lens drum lens diverging lens cylindrical lens converging lens mirror diffraction grating filter prism collimator microscope aberration binoculars periscope stereoscopy

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Key People

Alvan Graham Clark

American astronomer

Giuseppe Campani

Italian inventor

John Henry Dallmeyer

British manufacturer