... . 2) small size, light weight, easy to operate HM-103 ribbon fiber coupler• The main features of1) the ... accuracy and reliability of optical fiber ribbon cable docking: HM-103 8-core coupler with fiber with a core ... fiber buttAccurate and reliable;2) low-docking losses: HM-103 8-core coupler docking loss and average loss ... you can test the measured fiber loss parameters HM-103 ribbon fiber coupler