lens (EN)

noun, verb

noun “lens”

1. a curved piece of glass or other transparent material that focuses or spreads light
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   Lenses in glasses allow us to see better.
2. a device consisting of an assembly of glass pieces used in a camera for focusing
   The photographer adjusted the lens on her camera to capture a sharp image of the sunset.
3. the clear part inside the eye that helps focus light onto the retina
   The lens of the eye can become less flexible with age.
4. a way of looking at something; a particular perspective or viewpoint
   We need to examine the issue through different lenses to understand it fully.
5. (in geometry) a shape formed by the overlapping area of two circles
   The intersection of the two circles forms a lens.
6. (in geology) a body of rock or mineral that is thicker in the middle and thinner at the edges, shaped like a lens
   The miners found a lens of gold in the hillside.
7. (in programming) a tool that allows access to and modification of data within nested data structures
   By using lenses, developers can easily update nested objects.
8. (in physics) a device that focuses electron beams in equipment like electron microscopes
   The electron microscope uses lenses to focus the beam for imaging.
9. (in biology) a genus of plants in the legume family, including lentils
   Lens culinaris is cultivated worldwide for its edible seeds.

verb “lens”

1. (in filmmaking) to film or photograph using a camera
   The director decided to lens the scene during the golden hour.
2. (in geology) to become thinner toward the edges
   The rock formation lenses out gradually as it reaches the coast.