| 摘要 |
A pair of eyeglasses of the variable-lens type is described including a positioning member adjustable on the eyeglass frame and engageable with the base of the wearer's nose to stably support the eyeglass frame in either a normal position, or in an elevated position with respect to the wearer's eyes. In one described embodiment, the positioning member includes a saddle shaped element pivotably mounted to the eyeglass frame underlying the frame bridge; and in a second described embodiment, the positioning member includes a clip slidable receivable on the bridge of the eyeglass frame.
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