1, SC/PC SM Simplex Fiber Connector 3.0mm,blue color 2,FC,SC,ST,LC.MTRJ,MU,E2000,etc. 3,PC,APC ... ,UPC 4,Singlemode/Multimode. Made with high quality fiber optic ... cabling by Corning! 1, SPECIFICATION:SC/PC SM Simplex Fiber Connector 3.0mm,blue colorFC,SC,ST,LC,MTRJ,MU, ...