KCASA Progressive Multifocal Reading Glasses HD

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. High light transmittance resin AC lens, ultra-light, comfortable. 3. Includes metal spring hinges to prevent frame stretching and ensure stability. 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. Please wipe off the marking line with alchohol after adapting to the glasses. Specifications: Item Type: Progressive Multifocal Reading Glasses Brand: KCASA Gender: For Unisex Material: Alloy Frame & Resin Lens Degree: 100,150, 200, 250, 300 Strength: +1.5, +2.0, +2.5, +3.0 interpupillary Distance: 62mm +-2 Total Length: 140mm Nose Bridge Width: 15mm Lens Height: 36mm Lens Width: 55mm Legs Length: 140mm Weight: 24g Color: Gold, Silver, Black Package Included: 1 x Pair of Reading Glasses 1 x Leather Case Notes: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight deviation for the measurement data. More Details: