Presbyopia Glasses User Identification Survey 1. PART A Presbyopia Condition Question Title * 1. What is your age? 40 years old and under 41-50 years old 51-55 years old 56-60 years old 61-65 years old 66-70 years old Over 71 years old Question Title * 2. What vision problems do you currently have? (Please select all that apply) Presbyopia Amblyopia Myopia Astigmatism Hyperopia Other eye diseases (such as cataracts, glaucoma, etc.) Other, please specify None of the above/No vision problems Question Title * 3. What is your current presbyopia strength in diopters? (If there is a significant difference between the left and right eyes, use the higher prescription as the reference.) +1.0 or less +1.0 to +1.5 +1.5 to +2.0 +2.0 to +3.0 +3.0 or above Can't remember/Not sure Question Title * 4. How long have you had presbyopia? Less than 1 year 1-2 years 2-3 years 3-5 years Over 5 years Can't remember/Not sure Next