Alba Optics VZUM™ SF-LENS technology is an interchangeable photochromic lens that adapts to the intensity of the light present in the environment. Automatically changes color, protecting against harmful UV rays of any kind. Their temporary transformation takes place in a short period of time, gradually and independently of any atmospheric factor. Optical effort is minimized and the lenses remain active even on a cloudy day.

• The photochromic molecules are incorporated directly into the polymer mass for excellent quality and maximum strength.
• Lens: VZUM™ F-LENS
• Photochromic lens. It guarantees excellent visibility and protection, both in low and intense light conditions.
• Gray tint.
• CAT 1÷3.