RANCHO CORDOVA, Calif., Feb. 22, 2018 /PRNewswire/ -- VSP Global® today announced the launch of Level™ smart glasses, featuring activity-tracking technology seamlessly embedded inside the temple of an optical frame. The technology tracks activity via an accompanying smartphone app and as users reach daily step goals they earn points redeemable for a donation of vision care services to RANCHO CORDOVA, Calif., Feb. 22, 2018 /PRNewswire/ -- VSP Global® today announced the launch of Level™ smart glasses, featuring activity-tracking technology seamlessly embedded inside the temple of an optical frame. The technology tracks activity via an accompanying smartphone app and as users reach daily step goals they earn points redeemable for a donation of vision care services to