| 摘要 |
<p>Self-stick or press-on magnifying or corrective optical lenses or optical elements (10, 20, 30) which are injection-molded from an aliphatic thermoplastic polyurethane may be securely but releasably secured by their inherent molecular surface-adhesion characteristics to the surface of a sunglass or plano lens (12, 22, 32) by finger pressure alone to readily provide a magnifying or corrective lens suitable for incorporation into the frame of a normal pair of sunglasses or plano eyeglasses (14, 24).</p> |
