| 摘要 |
<p>Spectacles (1; 50) with interchangeable lenses are described and comprise a front frame (2) defining seats (3) for respective lenses (4) and means for restraining the lenses in the seats, in which the restraining means comprise an outer lens-holder portion (7) defining a brow arch profile (8) and a juxtaposed inner lens-holder portion (9) parallel to and spaced from the brow arch profile (8) for at least a predominant portion thereof, both of the lens-holder portions (7, 9) being substantially continuous, at least in the region of the brow arch profile (8).</p> |
