Tuesday, October 8, 2013

New Progressive Solves the Swimming Issue

"For eyeglass wearers who want to avoid the telltale bifocal line, progressive lenses have become an attractive option—but they present some practical problems," reports the Wall Street Journal. The reporter came away impressed with Essilor's new Varilux S. "Many people who wear the graduated prescription lenses with their three viewing zones—close-up, midrange and distance—say they can sometimes make objects looks like they're moving. Playing sports in them is tricky as they can create blurry peripheral vision and make depth perception more difficult. Engineers in recent years have tried to fix these problems by designing different variations, such as glasses just for golf, and multifocal contact lenses. For Ines Bunza, 54 years old, of Ridgewood, N.J., the problem of 'swim,' or objects appearing to move caused her to give up on progressives." Read more.

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