Attachable front for eyeglasses

Eyeglasses and an attachment therefore which comprises:

• eyeglasses comprised of
• parent eyeglasses including a first pair of lens units held in spaced relationship by a first bridge, said first pair of lens units having first rims, and
• temples attached to said parent eyeglasses;
• and
• an attachment for said eyeglasses, said attachment including
• a second pair of lens units each having a second rim, said second pair of rims including skirts extending rearward from the front of said second rims, and configured such that, when said attachment is installed on said eyeglasses, said skirts cover substantially all of the depth of said first rims around the entire periphery of said first pair of lens units except at said temples;
• and
• a second bridge, said second bridge including a skirt extending rearward from the top of said second bridge, said skirt being configured such that, when said attachment is installed on said eyeglasses, said skirt on said second bridge covers substantially all of the depth of said first bridge over substantially the entire width of said first bridge;
• whereby when said eyeglasses, with said attachment in place, are being worn, said first rims and said first bridge are substantially hidden from the view of a casual observer by said second rims and said second bridge.