Petzl strix ir tactical headlamp with visible and infrared lighting camowithout headband the strix vl line of headlamps was specifically created to respond to the requirements of the military during operations where stealth is key for each of the numerous ways the headlamp can be worn the double rotation system allows great freedom for orienting the beam the strix ir headlamp has color lighting red green blue three white lighting levels as well as three infrared lighting levels it