Crizal Prevencia
Block out the bad light and let in the good
Crizal Prevencia coating partially filters blue violet light* while letting pass through blue turquoise light.
CRIZAL® PREVENCIA BENEFITS
Maximises the benefits of light, while reducing the risks.
Selective filtering to preserve your natural well-being.
Full UV protection and filtering blue-violet light.
CRIZAL® PREVENCIA FEATURES
Crizal Prevencia coating filters 20% of blue-violet light* (between 400 and 455nm as stated by ISO TR 20772:2018) with front and back side UV protection up to E-SPF 35™ index.
*Blue-violet light is between 400 and 455nm as stated by ISO TR 20772:2018
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RELATED ARTICLES
1 Arnault E, Barrau C, Nanteau C, Goudouin P, Bigot K, et al. (2013). Phototoxicity Action Spectrum on a Retinal Pigment Epithelium Model of Age- Related Macular Degeneration Exposed to Sunlight Normalized Conditions. PLoS ONE 8(8): e71398. Doi:10.1371/journal.pone.0071398 (August 23, 2013). Identified Blue-Violet Light through in vitro experiment on swine retinal cells, where the most toxic wavelengths are high energy visible light falling between 415-455nm on the light spectrum (blue- violet light).
2 Blue Light Roundtable, NYC. “A Report on Blue Light Hazard: New Knowledge, New Approaches to Maintaining Ocular Health.” March 16, 2013.
3 Crizal Prevencia coating filters 20% of Blue Violet Light (between 400 and 455nm as stated by ISO TR 20772:2018) with front and back side UV protection up to E-SPF 35TM index