本详细规范定义了在危险环境（潜在易燃或爆炸性环境，I型），尤其是航空航天应用中，可用于安装和维修各种光纤和电缆的光纤熔接器，且几乎没有插入损耗。本规范和最新版本的AS6479应包含获取本文所述拼接器的要求。

This detail specification defines fiber optic fusion splicers acceptable for the installation and repair of a wide range of optical fibers and cables with virtually no insertion loss in hazardous environments (potentially flammable or explosive atmospheres, Type I), particularly aerospace applications. The requirements for acquiring the splicer described herein shall consist of this specification and the latest issue of AS6479.