* Transitions XTRActive New Generation lenses filter up to 45% of blue-violet light indoors and up to 86% outdoors. Tests performed on grey lenses with a premium anti-reflective coating. Blue-violet light is between 400 and 455nm (ISO TR 20772:2018)
** The darkest in hot temperatures & in the car, blocking 100% UVA & UVB and offering the best overall blue violet light filtration across light situations* among clear to extra dark photochromic lenses.*Filtering blue-violet light (between 400 and 455nm ISO TR 20772:2018) among polycarbonate and CR39 grey lenses with a premium anti-reflective coating.: filtering (i) up to 45% indoors at 23°C, (ii) up to 64% behind the windshield (iii) up to 86% outdoors at 23°C and (iv) up to 83% outdoors at 35°C.
1. Clear to extra dark photochromic category. Tests across polycarbonate and 1.5 grey lenses at 35°C achieving <18%T using Transitions Optical’s standard testing method.
2. Test carried out on grey CR39 and polycarbonate lenses with a premium
anti reflective coating. Blue violet light is between 400 and 455nm (ISO TR 20772:2018)
3. Clear to extra dark photochromic category. Polycarbonate and 1.5 grey lenses tested at 23°C behind the windshield achieving between 18%T and 43%T.
4. Compared to the previous generation, across materials tested on grey lenses fading back to 70% transmission at 23°C.
Transitions and XTRActive are registered trademarks and the Transitions logo and Transitions Light Intelligent Lenses are trademarks of Transitions Optical, Inc. used under license by Transitions Optical Limited. ©2021 Transitions Optical Limited. Photochromic performance is influenced by temperature, UV exposure and lens material.”
