Administration of a discount program for enabling participants to obtain discounts on goods and services through use of a discount membership card

3D spectacles; Eyeglasses; Eyewear; Cases for spectacles, for pince-nez and for contact lenses; Chains for spectacles; Eyewear pouches; Eyewear, namely, sunglasses, eyeglasses and ophthalmic frames and cases therefor; Field-glasses; Frames for spectacles and pince-nez; Pince-nez mountings; Protective eyeglasses; Protective eyewear for medical purposes; Reading glasses; Spectacle cases; Spectacle frames; Spectacle lens blanks; Spectacle lenses; Spectacles and sunglasses; Sunglasses and spectac...