Smart Photochromic Polarized Sunglasses 100% UV Protection, Anti Glare, Reduce Eye Fatigue
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- Reading glasses: wide field of vision, mature and stable
- Sunglasses: outdoor color change, UV protection
- Goggles: indoor protection, eye protection
【Polarised High Definition Photochromic 】These lenses offer optimum clarity and are Cat 1 (around 15% darkness) in low or no light and darken to Cat 3 (75 to 80% darkness) in full sun. In normal conditions the lens will darken in around 30 seconds and lighten in around 60 seconds.
Traditional reading glasses and ElectroOptix progressive reading glasses contrast:
【UV400 POLARIZED PROTECTIVE LENS】These sunglasses are superior to the previous type of sunglasses in three ways – when moving indoors or outdoors, the lenses adjust to the reduced light conditions automatically. And secondly, the polarized lenses reduce flare and glare. Meanwhile, 100% UV protection layers against harmful UVA/UVB Rays