Patent ID: 7275821

Claim:
A spectacles, comprising: two lenses; a spectacles frame which comprises two supporting arms, a bridge extending between said two supporting arms, and two side extensions outwardly extended from said supporting arms for coupling a pair of temples respectively; and an adjustment hinge arrangement comprising two pivot hinges pivotally coupling said two lenses with said two supporting arms respectively to pivotally fold said two lenses between an idle position and an usage position, wherein at said idle position, said two lenses are upwardly and pivotally flipped to move away from said bridge, and at said usage position, said two lenses are downwardly and pivotally flipped at a position that said bridge is positioned between said two lenses; wherein each of said pivot hinges comprises a first tubular member transversely coupled with said respective supporting arm, a second tubular member transversely coupled with an upper side of said respective lens to coaxially align with said first tubular member, a rotating shaft connecting said first and second tubular members so as to pivotally connect said lens with said respective supporting arm, and a resilient element disposed in one of said first and second tubular member for applying an urging force against said rotating shaft to pull said first and second tubular members towards each other so as to ensure said lens being pivotally flipped with said respective supporting arm between said idle position and said usage position.