This standard provides guidance for the safe use of lasers in an outdoor environment. It covers product performance of lasers used outdoors including those that have been granted a variance or exemption from the provisions of the Federal product performance standard (21 CFR 1040). Products and applications covered:Laser Light ShowsMilitary LasersLasers used for outdoor scientific researchWireless optical communications systems deployed outdoorsThe standard also covers possible indirect hazards such as visual interference at night to pilots during take-off and landing.Intended to be used in conjunction with the ANSI Z136.1.