Tempered Ultra Clear (UCL) Glass Lens with Multi-Layered Optical Coating for selected Surefire E Series Head Units.

This is a top quality product that will significantly upgrade your lights that use the applicable Surefire E Series Head Unit.

Highest grade UCL Ultra Clear Lens with 99% light transmittance that significantly improve optical efficiency and increases light output. 
This tempered glass lens is way more durable and way tougher than stock lens. 
It can withstand a much higher temperature than the original lens, not to mention improved scratch resistance.
We applied the highest camera lens quality multi-layered optical coating on both sides to further improve the lens.

Compatible with:

E1e (Non-Teardrop Style Head Unit)
E2e (Non-Teardrop Style Head Unit)
E2O Outdoorsman (Incandescent Model)
E2D (Incandescent Model)
KL1 LED Head Unit 
KL4 LED Head Unit
L1 Digital Lumamax
L2 Digital Lumamax
L4 Digital Lumamax

***This lens is NOT compatible with KX1, KX2, KE1, KE2 LED Head Units.***
***This lens is NOT compatible with older generation E1, E2, E1e, E2e lights with the "Teardrop" style head unit that use the press fit Lexan poly-carbonate lens.***