Patent ID: 9507175
Filing Date: 2016-11-29
CPC Classification: G02C

Claim Text:
1. A gauge for evaluating fit of an eyewear article, comprising: an elongate body having first and second major surfaces and first and second end portions; a first sphere having a diameter D a second sphere having a diameter D wherein the first major surface is calibrated with a scale extending between the first and second end portions comprising a marked zero location and markings on each side of the zero location, and wherein diameter DI is different than diameter D first indicia and second indicia different from the scale markings at opposite sides of the zero location and designating a predetermined minimum distance from the zero location for eyewear coverage in a vertical direction; and third indicia and fourth indicia apart from the first and second indicia and different from the scale markings, the third and fourth indicia being at opposite sides of the zero location and designating a predetermined minimum distance from the zero location for coverage in a horizontal direction.