标准摘要
[中文适用范围]： 本文件定义了自由空间传播衍射光学元件的基本术语。 本文件的目的是提供一个商定的通用术语，减少歧义和误解，从而有助于衍射光学领域的发展。 [外文原描述]： This document defines the basic terms for diffractive optical elements for free space propagation. The purpose of this document is to provide an agreed-upon common terminology that reduces ambiguity and misunderstanding and thereby aid in the development of the field of diffractive optics.
英文名称Optics and photonics — Diffractive optics — Vocabulary