ISO 18251-1:2017描述了构成红外（IR）成像系统的主要部件及其特性，以及用于无损检测（NDT）的相关设备。它还旨在帮助用户为特定测量任务选择合适的系统。 具体规定如下: -物镜； -探测器； -图像处理器； -展示； -热刺激源； -配饰。

ISO 18251-1:2017 describes the main components, and their characteristics, constituting an infrared (IR) imaging system and related equipment used in non-destructive testing (NDT). It also aims to assist the user in the selection of an appropriate system for a particular measurement task. The following items are specified: - objective lens; - detector; - image processor; - display; - thermal stimulation source; - accessories.