1.56 photochromic lens

.56 PHOTOCHROMIC LENS GREY AND BROWN
Diameter: 65/70mm
Power: 0.00 to +/-6.00/-2.00
Material: LG CHEMICAL
Color: Grey and brown
Real Index: 1.55
Abbe Value: 39
Specific Gravity: 1.15
UV: 380NM
Darkening: 75% after 30 seconds
85% after 60 seconds
Fading time: 10 minutes
Transmittance: Gray 15% to 85%
Brown 14% to 85%
1.56 Round top photochromic 70/28mm 1.56 Blend top photochromic 70/28mm 1.56 Flat top photochcomic 70/28mm 1.56 Progressive photochromic 70mm short corridor power: 0.00/+3.00/Add +1.00 to +3.00 color: brown and grey All above finished and semi-finished