Concave lens
Definition
A concave lens is a lens that is thinner in the middle and thicker at the edges, causing light rays to diverge when passing through it.
Related terms
Convex lens: A convex lens is thicker in the middle and thinner at the edges, causing light rays to converge when passing through it.
Focal length: The focal length of a concave lens is the distance between the center of the lens and its focal point.
Virtual image: Unlike real images, virtual images formed by a concave lens cannot be projected onto a screen. They can only be seen by looking into the lens.
"Concave lens" appears in:
Study guides (1)
AP Physics 2 - 6.5 Images from Lenses and Mirrors
Additional resources (1)
AP Physics 2 - Unit 6 Overview: Geometric and Physical Optics
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Cram Mode
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© 2024 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.