Hybrid Adapter SM(SC/APC Male-LC/APC Female) The three-ring ceramic core, standard production process .Every insert core is selective A grade core.Every insert core within 0.3 dB after light damage detection, Has reached its telecommunication level standard . Good material, high precision, good compatibility Strong adaptability, can be used repeatedly.A great solution when you need to change an LC fiber connection in order to plug into an SC connector. This hybrid adapter converter is panel-mountable so you can use it where all your connections are accessible.