Blu-ray Reading Glasses Bifocal Reading Glasses #100 Degree 100 Degrees

Features:1. Progressive multifocal technology, creates 3 zones for different types of vision, no need to take off without fatigue for long time wearing.2.Anti-Blu-ray , prevent harmful blue light from endangering eye health.3.Anti-slip TR90 frame, great toughness and flexible.How to wear:1. In the early wear, follow the principle: From static to move, from indoor to outdoor.2. First, choose the appropriate scope for far vision, look straight ahead, but not either side.3. Determine the scope of the middle vision, slowly down to see through the middle of the transition zone. (There must be a slow adaptation process).4. Determine the scope of the near, jaw micro-income, eyes down to read the newspaper.5. Walk in the room, generally 4-5 days will adapt.6.In order to facilitate your later use, there is no indication line in the .
Description: Item Type:Bifocal Reading Glasses Material: TR90 Frame Resin LensWeight: 20.4g Total Length: 137mm Nose Bridge Width: 17mmLens Height: 41mm Lens Width: 53mm Legs Length: 133mm : Black













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