aspherical
Related Words
sphericalaberrationaxisballbeadcurvaturecylindercircleconeconvexconcavedistortiondiameterellipseellipsoideccentricityedgefocusfocalgeometryglassgradienthemispherehyperbolaindexlensmagnificationmirrormodulooblateopticalopticsovalparabolaperimeterplaneprismradiusrefractionreflectionroundsegmentshapespherespheroidsurfacesymmetrytangenttorusvolumevertexwavefrontwavelengthzenith