Blue Ray Blocking Anti Blue Light Reading Glasses Progressive Multifocal Square Eyewear Eye Protection Ultralight

Element type : Basic Classic Style type : Goggle Place Of Origin : China (mainland) Lens Width : 53mm Lens Height : 42mm Frame Material : Plastic Model Number : Square Eyeglasses Gender : Unisex Lenses Material : Polycarbonate Origin : Mainland China Type:Sports Progressive Multifocal Reading Glasses Material:TR90 Color:Orange,Grey,Red,Blue,Style As Shown Style:Sports,Anti-blue Light,Ultra Lighth,Simple,Progressive Multifocal Strength:100150200250300350400 Gender:Men,Women Features: Package included:1 Pc Sports Progressive Multifocal Reading Glasses Wearing Posture Eye Habits: a.Distance: Look straight ahead, using the upper zone. b.Intermediate ( computer): Slightly lower head,use central transition zone. c.Near (reading): Lower head further, use lower near zone. Avoid moving eyes; adjust head position instead. a.ReadingPhone: Maintain 30-40cm distance to reduce neck strain. b.Computer: Adjust screen height for natural alignment with the central zone. c.Walking Stairs:During adaptation, peripheral distortion may affect spatial awareness. d.On stairs: Slightly lower head, use distancezone for steps. 3.Key Focus: Please Note: