The combination of an attachable supplemental lens unit with a pair of eyeglasses having a pair of primary lenses (7a, 7b), said combination comprising: a. an elongated bridge that is located in said supplemental lens unit, said elongated bridge having two ends and at least two prongs (6a, 6b), one prong (6a, 6b) extending from each of said ends of said bridge; b. a pair of supplemental lenses (8a, 8b) that are located in said supplemental lens unit, each supplemental lens (8a, 8b) having a nasal cavity (26a, 26b) located near a nasal portion of said supplemental lens (8a, 8b) and a peripheral cavity (28a, 28b) in at least one surface located near a periphery of said supplemental lens (8a, 8b), the nasal cavity (26a, 26b) of each of said supplemental lenses (8a, 8b) being generally aligned with one of said prongs (6a, 6b), said bridge connecting said supplemental lenses (8a, 8b) to each other when said prongs (6a, 6b) are inserted into said nasal cavities (26a, 26b), each of said supplemental lenses (8a, 8b) being alignable with one of said primary lenses (7a, 7b) that corresponds thereto; and c. at least two sets of magnets (17a, 17b, 18a, 18b), each set having at least two magnets of opposite polarity, wherein at least one magnet (18a, 18b) of each said set being positioned in said peripheral cavity (28a, 28b) of one of each said supplemental lenses (8a, 8b), and characterised in that the other magnet (17a, 17b) of each said set being embedded in a cavity (27a, 27b) of predetermined depth from only one surface of said corresponding primary lens (7a, 7b) of said eyeglasses, wherein said cavity (27a, 27b) in said corresponding primary lens (7a, 7b) of said eyeglasses is generally alignable with said peripheral cavity (28a, 28b) of said supplemental lens (8a, 8b) of said unit so that said magnets of said set generally align, said supplemental lens (8a, 8b) being removably attachable to said corresponding primary lens (7a, 7b). a. an elongated bridge that is located in said supplemental lens unit, said elongated bridge having two ends and at least two prongs (6a, 6b), one prong (6a, 6b) extending from each of said ends of said bridge; b. a pair of supplemental lenses (8a, 8b) that are located in said supplemental lens unit, each supplemental lens (8a, 8b) having a nasal cavity (26a, 26b) located near a nasal portion of said supplemental lens (8a, 8b) and a peripheral cavity (28a, 28b) in at least one surface located near a periphery of said supplemental lens (8a, 8b), the nasal cavity (26a, 26b) of each of said supplemental lenses (8a, 8b) being generally aligned with one of said prongs (6a, 6b), said bridge connecting said supplemental lenses (8a, 8b) to each other when said prongs (6a, 6b) are inserted into said nasal cavities (26a, 26b), each of said supplemental lenses (8a, 8b) being alignable with one of said primary lenses (7a, 7b) that corresponds thereto; and c. at least two sets of magnets (17a, 17b, 18a, 18b), each set having at least two magnets of opposite polarity, wherein at least one magnet (18a, 18b) of each said set being positioned in said peripheral cavity (28a, 28b) of one of each said supplemental lenses (8a, 8b), and characterised in that the other magnet (17a, 17b) of each said set being embedded in a cavity (27a, 27b) of predetermined depth from only one surface of said corresponding primary lens (7a, 7b) of said eyeglasses, wherein said cavity (27a, 27b) in said corresponding primary lens (7a, 7b) of said eyeglasses is generally alignable with said peripheral cavity (28a, 28b) of said supplemental lens (8a, 8b) of said unit so that said magnets of said set generally align, said supplemental lens (8a, 8b) being removably attachable to said corresponding primary lens (7a, 7b).