- Must buy both left and right lens powers.
- 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 farsighted 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 customized 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)
