Bloc Titan Matt Black Photochromic Lens
The Titan, from the mountain to the ocean and anything in between!!
The Photochromic lens automatically adjusts to the changing light and will gradually darken when exposed to increasing UV light intensity and returns to its original state when away from UV light. The photochromic range for this lens is from Category 1-3. Not suitable for driving at twilight or at night. This optical Class One lens provides Maximum protection against UVA/UVB and harmful blue light up to 400nm. Distortion free and impact resistant. Tested to BS EN ISO 12312-1:2013