Your search for "ds-sfp-fc10g-lw" revealed the following:
Cisco DS-SFP-FC10G-LW 10GB Fibre Channel LW SFP+ Transceiver
SKU: NSB-0753
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 29.99
• Only 2 remaining
Call if you need more
NEW Cisco DS-SFP-FC10G-LW 10GB Fibre Channel LW SFP+ Transceiver
SKU: NSN-1259
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 51.99
• Only 2 remaining
Call if you need more