aspherical

• 指镜片或光学表面不是理想球面的，用于减少光学系统中的球面像差。

Describes a lens or optical surface that is not perfectly spherical, used to reduce spherical aberration in optical systems.

1. Slightly non-sphericalC1formaltechnical

   Varying slightly from a perfectly spherical shape; not exactly round.

   非球面的

   • The lens is aspherical to reduce optical aberrations.
   • Aspherical mirrors are used in telescopes to improve image quality.
   • The design of the aspherical surface required precise mathematical calculations.

   同义词asphericellipsoidalovoidspheroidal

   反义词globularroundspherical