Prizm™ is a revolution in lens optics built on decades of colour science research. Prizm™ lenses provide unprecedented control of light transmission resulting in colours precisely tuned to maximize contrast and enhance visibility. • Light Transmission: 11% • Light Conditions: Bright Light • Contrast: Increased • Base Lens Colour: Grey • Frame Colour: Polished Black • Lens Colour: Prizm Black Iridium • Fit: Standard • Product Code: O009406-0137