Page 21 - MV CATALOG

Photochromic performance Lens material characteristics
Refractive
Product name Darkening Fading Weather Optical
index Color density Strength Workability quality Appearance
speed speed resistance (thinness)
(Abbe number)
SunSensors™- MR-8 TM 1.60 Very Good Excellent Excellent Excellent Very Good Excellent Very Good Excellent
SunSensors™- 55 1.55 Good Good Good Good Good Good Very Good Very Good