convex lens

• Lentille plus épaisse au centre qu'aux bords, qui fait converger les rayons lumineux vers un point focal ; utilisée notamment dans les loupes, les appareils photo et pour corriger l'hypermétropie.

A lens that curves outward, thicker at the center than at the edges, which converges light rays to a focal point, commonly used in magnifying glasses, cameras, and corrective lenses for farsightedness.

1. Optical lens shapeB2formal

   A lens that curves outward, thicker at the center than at the edges, which converges light rays to a focal point.

   lentille convexe

   • A convex lens is used in a magnifying glass to enlarge objects.
   • The camera's convex lens focuses light onto the film.
   • Eyeglasses for farsightedness use convex lenses.