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Website and products. A person ( left) and Liz Gorinsky ( right) wearing Zenni Optical eyeglasses. The company sells glasses and sunglasses on the Internet only. [16] [17] It sells 2,300 frames and supports progressive lens and bifocals but does not support contact lens. [17]
Progressive lenses are corrective lenses used in eyeglasses to correct presbyopia and other disorders of accommodation. They are characterised by a gradient of increasing lens power , added to the wearer's correction for the other refractive errors .
Prism and Base Prism refers to a displacement of the image through the lens, often used to treat strabismus and other binocular vision disorders. The prism value is measured in prism diopters , and Base refers to the direction of displacement.
Progressive lenses (those that function as both reading and distance glasses) start at $295, while tinted prescription lenses cost an additional $100 from the base model.
But the glasses themselves (which took around 10 days to arrive — your mileage may vary) are great; they're lightweight and comfortable, and Pair nailed my fairly complicated progressive-lens ...
According to a recent study by Consumer Reports, buying your glasses online can save you up to 40 percent off brick-and-mortar store prices. The options may seem overwhelming, but finding a...
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