Features 1 Asymptotic multifocal glasses are the upper optical area of the lens used to look far and the lower optical area used to look near 2 We change the curvature of the lens surface from top to bottom adding positive diopter which result in the effect of visual correction and wont cause visual fatigue 3 People who wear progressive multifocal glasses will have clear vision at all distances in the visual range 4 Multi Focus lenses ideal for multiple activities such reading the newspaper working at a computer or having a conversation 5 Five layer anti reflective coating reduces lens glare and Polycarbonate lens construction to help prevent scratches 6 Includes metal spring hinges to prevent frame stretching and ensure stability Description Item Type Progressive Multifocal GlassesProduct Code 4500Material Metal FrameWeight 100gStrength 1 5 2 0 2 5Total Length 142mmNose Bridge Width 18mmLens Height 33mmLens Width 54mmLegs Length 138mmColor RedPackage Included 1 X Progressive Multifocal Glasses Notes 1 Most people wear progressive multifocal glasses need about a week of adaptation but the adaptation period varies from person to person walk slower when feel dizzy 2 As the two sides of the lens is astigmatism disorder district you need to turn around the neck and eyes in order to see objects on your both sides clearly 3 When go down stairs please lower your glasses and use the top area Youll feel safe and comfortable More Details