Anti Blue Light Progressive Multifocal Reading Glasses TR90 Ultra Light Presbyopic Glasses

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 lenses 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 lenses Description Item Type Bifocal Reading Glasses Material TR90 FrameResin LensWeight 20 4gTotal Length 137mmNose Bridge Width 17mmLens Height 41mmLens Width 53mmLegs Length 133mmColor Black Package Included 1 X Reading Glasses More Details