ShamirDuo™An advanced bifocal lenscombining clear visionWhat it isA bifocal freeform lens that aestheticallyconceals the line separating its upper andlower vision segments, while ensuring thesmoothest transition between near and farvision zones.Duo overcomes these challenges byeffectively eliminating the highly visible upperand lower lens segment separation line,while continuing to ensure smooth transitionbetween near and far viewing fields.Shamir Duo is designed to address thelimitations of traditional bifocal lenses –namely their negative aesthetic associationwith elderly people, and the jarringtemporary loss of sight experienced whenshifting one’s eyes between their near andfar vision.The lens ultimately allows customers toenjoy many of the benefits of progressivelenses – including compatibility with a rangeof materials, tints and coatings – in a bifocalformat ideally tailored to both visual needsand aesthetic preferences.48 / Technologies & lenses / TechnologiesBifocal lenses
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