【摘要】 本文回顾了二元光学元件的发展过程，简要介绍了用于校正光学系统象差的二元光学元件的设计及制作过程，对其应用领域，局限性和发展前景作了简要分析。更多还原

【Abstract】 Thes paper reviews the development of binary optical elements,introduces concisely thedesigning and manufacturing process of binary optical elements which are used to correct the aberrations in optical systems,and analyses briefly the applied fields. limitations anddeveloping prospects.更多还原