A lens that resembles an ellipse, parabola, or other conic section rather than a sphere. It can be designed to improve the fit and comfort of a lens by paralleling the cornea more closely.
The EyeCyclopedia is a collection of eye care terminology created by
practicing optometrists and ophthalmologists. The information provided is not intended
to be a substitute for regular medical care or to diagnose or treat
any medical condition, and should be used only as a supplemental source of information.
Please consult your doctor if you have any questions or concerns about your eye health.