Single mode fiber coupler for FC male to SC female hybrid adapter Excellent performance: The coupler has the advantages of high precision, good consistency, high reliability and good stability.<br> Long service life: The adapter can be reused up to 1000 times, which is more durable than similar products.<br> Uses: The connector can be used for optical fiber splicing and connector coupling with low insertion loss and high return loss characteristics.<br> High-quality materials: The connectors are made of high-quality metals and plastics, which are durable and have a long service life.<br> Specification:<br> Item Type: FC Male to SC Female Fiber Optic Adapter<br> Insertion Loss (dB): 1310nm ( less than or equal to 0.3), 1550nm ( less than or equal to 0.3)<br> Return Loss (dB): 1310nm ( greater or equal to 60), 1550nm ( greater or equal to 60)<br> Interchangeability (dB): less than or equal to 0.20<br> Operating Temperature: -25 Celsius ~ +75 Celsius<br> Storage Temperature: 25 Celsius ~ +75 Celsius<br> colour: blue + silver<br> Material: metal<br> size: length about 46mm<br> Package Contents:<br> 1 x FC Male to SC Female Fiber Optic Adapter<br> Only the above package content, other products are not included.<br> Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.