aspheric

Describes a lens or optical surface that is not spherical, used to reduce optical aberrations.

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1. Non-spherical shape C1 formal technical

   Having a surface that is not perfectly spherical, often used to describe lenses that reduce optical aberrations.

   • Aspheric lenses are commonly used in high-quality cameras to improve image sharpness.
   • The telescope's aspheric mirror corrects for spherical aberration.
   • Modern eyeglasses often use aspheric designs for a thinner profile.

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   المرادفات: asphericalnonspherical

   الأضداد: spherical

• more aspheric comparative form
• most aspheric superlative form