You may interest questions:
- Are reading glasses and prescription glasses the same?
- What is the ADD on glasses prescription?
- How to prevent your eyes from blue light?
- What is blue light?
- Does the blue light do harm to our vision?
- How to convert eyeglasses prescription to computer eyeglasses prescription?
- Are computer eyeglasses lenses specially designed?
- Are Bright Lights Damaging to the Eye?
- Are readers prescription eyeglasses or non-prescription eyeglasses?
- what prescription for reading glasses do I need?