Sigma A compact
3,0 / 4,0
Spring hinge for plastic & combination frames

∙ Elimination of all risks in connection with soldering and welding
∙ Compactness is new defined → low & short box construction
∙ Pulling out resistance closed to 500N*
∙ Plate of the wire core not wider than box – applicable for also very small temple
sizes (4,5mm)