| 释义 |
cylindric lens
cy·lin·dri·c lens (cyl., C), a lens in which one of the surfaces is curved in one meridian and less curved in the opposite meridian; for example, a teaspoon or a football. Synonym(s): astigmatic lenscy·lin·dri·c lens (C) (si-lin'drik lenz) A lens in which one of the surfaces is curved in one meridian and less curved in the opposite meridian; commonly used to correct the visual distortion resulting from astigmatism.
Synonym(s): astigmatic lens. |