Amazon.com: 6PCS Blue SC Female to SC Female UPC Simplex Single Mode Fiber Optical Coupler,SC Singlemode Fiber Optic Adapter,Network Internet Connector Adapter with Mount Panel : Electronics
Amazon.com: LC APC Female to LC UPC Male Adapter Converter Single Mode SM 9/125 - Hybrid Fixed Type Adapter - no Loss 0dB - Fiber Optic Optical Adapter LC APC to LC UPC : Electronics
Amazon.com: Fiber Adapter LC/UPC Female to SC/UPC Female Hybrid, SM 9/125um: Industrial & Scientific
Amazon.co.jp: DONGBALA 2 Pack Single Mode LC/UPC Fiber Optic Loop Back Adapter Cable, Single Mode 9/125 Test Plug to Test Applications : Industrial & Scientific
Amazon.co.jp: SC/UPC to FC/upc Male to Female Fiber Optic Adapter, Singlemode Adapter Connector Single Mode Adapter Converter : Electronics