Trial and Error at Retail
- Buy or try pairs 0.25 above and below your chart result; read real material like a book or phone.
- Choose the lowest clear strength to avoid eye strain.
- Foster Grant offers free returns online or in‑store trials. (Foster Grant Retailers).
Reading Glasses Options at Foster Grant
Strengths and Styles Available
Foster Grant reading glasses range from +1.00 to +3.50 in women's, men's, and unisex styles. Options include Multi Focus™ for progressive needs and SunReaders® for outdoors. Use the Frame Finder to filter by strength, shape, and color.
Practical Tips for Reading Glasses Success
Daily Use Advice
- Start with the lowest effective strength to preserve eye comfort during long reads.
- Clean lenses daily and store in a case to avoid scratches.
- If one eye needs different strength, get separate pairs or see a professional for bifocals.
- Re‑test every 1-2 years as presbyopia progresses.
When to See an Eye Doctor
If symptoms include sudden blur, pain, or no clarity at +3.25, consult an optometrist— reading glasses don't fix other conditions.
FAQs About Reading Glasses Strength
What strength reading glasses do I need for age 50?
Around +1.50 to +2.00 diopters works for most at age 50, but test with a diopter chart for accuracy.
Can I use a phone or computer for the dioptertest?
No—print the chart at 100%; screens distort results.
How often should I increase my reading glasses strength?
Reassess every 1-2 years or when print looks blurry at your usual distance.
Best Sellers
McKay Blue Light
From $29.37
$41.95
Save 30%
Gavin Fold Flat
From $23.07
$32.95
Save 30%
Sold out
IRONMAN® IM2002
From $23.07
$32.95
Save 30%



