Fenix AD401 Diffuser Lens for Headlamps and Flashlights

The Fenix AD401 Diffuser Lens is a very useful accessory for a flashlight or a headlamp with a bezel of 20 to 21.5 mm. This PC plastic cap has a hinged clamshell design that makes it easy to adjust the light beam between a focused beam and a flood beam. The simple structure makes it easy to securely fit this diffuser to a flashlight or headlamp with a bezel of 20-21.5 mm, such as Fenix HP10, LD10, LD20, PD20, PD30, L1D, L2D, L1T, L2T, P2D and P3D.