400 Degree Mens Womens Reading Retro Glasses Fashion Wood Wear-resistant Computer Presbyopic Glasses Black 4.00 (one Size Only)

Presbyopia Gegree And Age Reference Table Age(years old) 45 - 49 50 - 54 55 - 59 60 - 64 65 - 69 70 - 74 Over 74 Suitable Degree 1.0 1.5 2.0 2.5 3.0 3.5 4.0













a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a