... is great 4.the density is high telecom distribution frame,main distribution frame in telecommunication,fiber optic patch panel1.perspective of ... ,288cors,144cores,96cores,72cores,48cores,24coresFeatures:1) 19" standard frame is used2) Designed by full modulization:a) Unit box ... times Optical distribution box is used at optical access network terminal, it acts as the optical distribution and fusion.1. ...