The Alpha lens was designed to maximize field of view and protection, without sacrifice to style and aesthetic.Available: Prizm TR22 Lens
- Fits SI M Frame™ Alpha and SI Halo™ High Definition Optics® (HDO®) for unbeatable clarity and performance
- Lens contours that extend peripheral vision and improve side protection
- Plutonite® lens material filters out 100% of all UVA/UVB/UVC & harmful blue light up to 400nm
- Unsurpassed impact protection
- Options include Iridium® lens coatings and Prizm™ technology
- Compatible with SI Helo Kit
ALPHA is a three-part system composed of a frame, gasket and goggle. A single lens works across all platforms.
All replacement lenses meet MIL PRF 32432 Ballistic Impact Standard, and Optical Clarity of ANSI Z87.1.
WARNING: Eyewear products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.