iConnect Bausch & Lomb 30 Lens Box Daily Usage Contact lenses by Contact Lens-Spherical is a soft spherical contact lens product listed for daily disposable soft spherical contact lenses. The supplied inventory specifies a base curve of 8.6 mm and a diameter of 14.0 mm, helping customers identify the listed lens parameters. Check the exact lens power and replacement schedule on the packaging, and confirm that the lenses match your current prescription before purchase.