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The stylish and multifunctional R2 Crown AT078 photochromic lenses adapt to any lighting environment. Thanks to photochromic technology, they automatically darken in a second in blinding sunlight and brighten again once in shade. Enjoy the ultimate comfortable experience when traveling, playing sports and everyday activities.

1. Unique photochromic technology automatically adjusts the tinting of the lenses according to the light intensity, so your eyes are always optimally protected.
2. High optical quality polycarbonate lenses ensure excellent vision and long life of the glasses.

• Photochromatic lenses with a sun filter range of S0-S3
• Light transmission 83%-17%
• Lens base 8C

Specifications:
Lens material: polycarbonate
Lens color: clear to gray
Sun filter category: S0-S3