MARE AZZURO Photochromic Bifocal Reading Glasses Men Blue Light Blocking Readers Sunglasses 1.0 1.5 2.0 2.5 3.0 3.5 4.0 (Black, 1.50) with Polycarbonate Lens

Photochromic bifocal reading glasses for men 1.5 darken the lens to grey based on sunlight and ultraviolet light. Outdoors are bifocal sunglasses, and indoors are blue-light-blocking reading glasses. The bifocals are for both near and far reading, so perfect for driving, meeting, traveling, watching TV, shopping, walking, cycling, and so on. Eye protection HD photochromic bifocal sunglasses 1.50 with UV400 protection effectively cut blue rays from digital screens (Computer, phone, pad, TV, LED, etc.) and block glare and UVA/UVB radiation from sunlight. Relieve your eyestrain headache from long-term screen reading, working, watching video, gaming, or playing mobile to have a better sleep at night! Comfortable fit with flexible spring hinge fits well for most faces even large head or wide face. Lightweight and extra large square frame gives you a broad vision without turning your neck for all-day comfort. Transition photochromic bifocal readers allow you to stop changing between clear bifocal and sunglasses, making indoor and outdoor reading more comfy! The warm tips reading area is smaller than an ordinary full magnifying lens! Need 1 week to adapt it for the first time! May not change very obviously under weak UV situations! MARE AZZURO photochromic sunglasses have accurate +1.00 +1.50 +2.00 +2.50 +3.00 +3.50 +4.00 strength for selection, classic style, excellently crafted, great price. Great value photochromic bifocal reading sunglasses 350. A small screwdriver to tighten the screws regularly. A glasses rope to avoid loss and breakage. A soft cloth to keep readers clean. A portable carrying bag to store. A plastic case to avoid scratching is a perfect gift for family and friends!