Physics · Optics

Which of the following statements correctly describes a double concave lens?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1It is used to focus light to a single point.
2It is thicker at the edges and thinner in the middle; it diverges light rays.✓
3It is thinner at the edges and thicker in the middle; it converges light rays.
4It is equally thick at the center and edges; it neither converges nor diverges light.

Correct answer

It is thicker at the edges and thinner in the middle; it diverges light rays.

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