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Optometry trial frame with dials and adjustments held by hands.

Decoding Optometry : Understanding SPH in Your Prescription

Three people wearing stylish sunglasses and patterned shirts, smiling joyfully.

Finding Your Perfect Fit: A Guide to Shopping by Frame Size with Zenni

Dewalt cordless drill in use, held by a person wearing a green glove labeled "TRITON GLOVE ANSI 105-2016."

Enhance Your Home Improvement Projects with Zenni Safety Glasses This Spring

Woman wearing stylish cat-eye glasses with clear and pink frames, smiling brightly.

The Revolution of Eyewear: Progressive Glasses

Person wearing a white hard hat and clear safety glasses, holding rolled architectural plans.

Understanding the Benefits of Polycarbonate Lenses

Concave glass lenses stacked together against a dark green background.

Embarking on an Adventure: Kamri Noel McKnight’s Journey to Mt. Everest Base Camp with Zenni Frames

Optometry trial lens set with different diopter values: 0.12, 0.25, 0.50, 0.75, 1.00, 1.25, 1.50, 1.75, 2.00.

Decoding Dioptric Power: A Simple Guide

Optometrist taking notes while a patient sits beside an eye examination machine, discussing vision care.

Debunking the Myths of Color Blindness: Separating Fact from Fiction

Phoropter with multiple dials displaying measurements from 0 to 180 degrees and labels 0.75 and 25.

Decoding 20/40 Vision: What Does it Mean?