... 1(N)xN SM Coupler fiber SM 9 /125um Dual window, broadband 1310/1550+/- 40nm Star structure Plastic box 1 ... optical couplerSM, 9/125um, tree/star structure, single window or dual window, standard or broadband type, plastic box (dimension depends on the ... model), Φ3mm (PVC), 1m or according to customer's requirements, SC/APC or ...