Orientek OTDR Launch Cable Ring , OTDR Patch Cord, OTDR Dead Zone Eliminator, Fiber Rings

When ordering, please send message tell us the connector types needed.--

Which connector of OTDR Launch cable box you need, one side connector is ? another side connector is ?

For Example : 
Example A: ST/UPC------SC/UPC
Example B: SC/APC------FC/UPC
Optional  Connector: FC/UPC, SC/UPC, ST/UPC, SC/APC, FC/APC, LC/UPC, LC/APC