The Diffusion Filter F04 from SureFire is a slip-on diffusion filter that is dedicated to flashlights with a 1.0" bezel.
The F04 converts the prefocused beam of your SureFire flashlight into a softer wide-angle beam for close up work, map reading, or searching in the bottom of your gear bag for your keys.
Applicable to SureFire flashlights with a 1.0" bezel
(E1E, E2E, etc.)
- Provides secondary protection to flashlight lens window
- Made in the USA