Patent ID: 8939578
Filing Date: 2015-01-27
Classification: G02C

Abstract:
1. An item of eyewear, comprising: a lens holder; and a pair of progressive addition lenses situated in said lens holder to satisfy a span of interpupillary distances of at least 6 millimeters, wherein said pair of progressive addition lenses includes a lens having a surface that has a continuous monotonic change of power through (a) a first zone for reading at a distance of about 35 centimeters to about 45 centimeters from said lens through (b) a second zone for viewing at near and intermediate distances from about 45 centimeters to about four meters from said lens, and wherein said second zone includes a corridor having a length of greater than or equal to about 16 millimeters and a width of greater than or equal to about 6 millimeters along said length.