Non-permanent diffuser enables easy switching between tight and wide beam patterns for flexible illumination
Ruggedized design with large diameter allows for quick and easy installation and removal
High-quality injection-molded polymer ensures strength, impact resistance, and high temperature tolerance
Thick TPU tether resists wear and tear for long-lasting durability
Crystal clear diffusing sheet eliminates star effect and dirt, providing clean, distraction-free illumination
Summarized by Shop
The Holosun IRIS 3 has a relatively tight illuminator beam pattern. While this provides great capability at long distances, it can be overly tight in close quarters, creating washout or harsh shadows. The Fotonika Holosun IRIS 3/4 Diffuser is a non permanent solution allowing you to flip the diffuser into place when needed to create a wid
Material
Injection-molded polymer and high-strength TPU tether
Color
Black
Orientation
Horizontal
Pattern
Solid
Repairable
User-replaceable diffusing sheet and tether
Summarized by Shop
4.5
4 ratings
5
4
3
2
1
Works perfectly and stays in place.
I5 · August 21, 2026
Replaces the rubber cap on the IRIS in under 20 seconds. Works as advertised!