lens

• biconvex transparent body situated behind the iris in the eye
• electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons
• genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils
• a transparent optical device used to converge or diverge transmitted light and to form images
• (metaphor) a channel through which something can be seen or understood
• A piece of glass, or other transparent substance, ground with two opposite regular surfaces, either both curved, or one curved and the other plane, and commonly used, either singly or combined, in optical instruments, for changing the direction of rays of light, and thus magnifying objects, or otherwise modifying vision. In practice, the curved surfaces are usually spherical, though rarely cylindrical, or of some other figure
• Residential area (city, town, village) in Belgium in Hainaut
• Residential area (city, town, village) in Switzerland in Valais
• Residential area (city, town, village) in Spain in Galicia
• Residential area (city, town, village) in France in Nord-Pas-de-Calais

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