Blue light blocking reading glasses with spring hinges,frame height about 1 1/2 inches (38mm). Ready for who need them - We started making this product in order to meet the needs of people who with different diopters in each eye.Now, you can choose a different lens power in your cut blue rays readers directly. Flex Combinations - The range of lens strength combinations are from 0 strength (plano) to 4.0 strength. Simply choose different strengths for your right eye and left eye, and then wait for your blue light blocking specs shipped. Easy to install - With ready-made frame and insertable front connection, it is super easy for everyone to make right and left frame together. （Please install blue light filter reading glasses by yourself if required） At Eyekepper, we are committed to your satisfaction. If you are not completely happy with your readers, please do not hesitate to contact us. We want you to love your new reading glasses as much as we do! DISCOVER THE EYEKEPPER DIFFERENCE
Computer blue light blocking reading glasses with different powers
Computer blue light blocking reading glasses different strength
Computer blue light blocking readers with different strengths

FEATURES AND BENEFITS
Computer blue light blocking readers with different strength for each eye

CARE
To avoid damage,never clean your computer blue light blocking reading glasses with paper towels or clothing or alcohol,and also avoid using household detergents or soaps. While a few mild soaps don't harm lenses, today's extra strength soaps are powerful enough to slowly disintegrate lens coatings.