11.   This market shift is also hurting the solution business because disposable lenses need to be cleaned less often.

12.   When disposable lenses arrived, they were thought to pose a decreased risk of infection for overnight wear, since they presumably were more hygienic.

13.   But the eye-care company, which has strength in premium disposable lenses, cited the definitive agreement between Wesley Jessen and CIBA in withdrawing its offer.