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Doctor Eye Health Takes a First Look at Zenni Blokz More™

Hands holding gold-framed round sunglasses with dark lenses.

Tips for Adjusting or Tightening Glasses at Home

Man wearing glasses using a tablet in bed at night.

What Are Anti-Fatigue Lenses? A Guide to Relieving Digital Eye Strain

Person adjusting eyeglasses using a lens-cutting machine.

High Index Lenses: 1.61 vs. 1.67 vs. 1.74

PD=62mm measured on a person's face, distance between the centers of the pupils of their eyes.

Elevate Your Eyewear Experience with Zenni’s Revolutionary Digital PD Ruler

Zenni eyewear, white-framed sunglasses worn by a person with curly hair.

Oval Glasses: A Timeless, Universally Flattering Frame Shape

Woman wearing large, square sunglasses and an orange swimsuit, lounging in a wicker chair by a pool.

What are Cataracts?