Product overview:
Lenses:1.56 index UV400 Photochromic Transition (Optional) Aspherical Lens
Strength: +100 to +350 by Increments of 25
Frame: Designer half rim frames
Package:1 Pair Reading classes
Size :
Frame Width:139mm
Lens Height:30mm
Lens Width:54mm
Temple Length:138mm
Bridge: 17mm
Please note:
Transition means the color can transit from clear to dark gray not means bifocal or progressive. The stronger of the sunlight, the darker of the lenses will be. The lenses can't change color indoor or in the car.