引言 非球面镜头历史悠久，它在光学设计中的作用可追溯到１７世纪。 非球面透镜发挥上体的作用最早体现在 １９９２年发售的美能达ＡＰＥＸ９０照相机用的３８～９０ｍｍ镜头中，它包含了２面都是非球面的二片非球面透镜，作为变焦镜头实现了“理论最少构成数”——４片，达到 Introduction Aspheric lenses have a long history and their role in optical design dates back to the seventeenth century. Aspheric lens to play the role of the upper body First introduced in 1992, the 38-90mm lens for the APEX90 APEX90 camera, which contains two aspheric aspheric lens are two sides, as a zoom lens to achieve “the least theoretical Constitute a few ”- 4 pieces to reach