These dual function lenses adjust their colour intensity according to the amount of UV light exposure.
Comes in handy for travel. Available in Grey and Brown.
- When exposed to the same amount of UV light, the lenses will darken in lesser intensity in the hot, summer climate than in cold conditions.
- The lenses will not darken in places covered by UV blocking glass such as car interior.
- It will take time for darkened lenses to return to clear lenses. Please exercise caution when entering tunnels or other dark places.
- Brown photochromic lens from Transitions® only.