+A **lens** is a sculpted piece of transparent material, typically glass or plastic, that [refracts](/wiki/Refraction) light. It is precisely shaped to converge or diverge light rays, forming a focused [image](/wiki/Image) and enabling vision in countless devices.
+## See also
+- [Camera](/wiki/Camera)
+- [Telescope](/wiki/Telescope)
+- [Optics](/wiki/Optics)
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