Your search for "Finisar FTLF8528" revealed the following:

Finisar FTLF8519P3BTL-TM 850nm LC 1 GB For T-Mobile Transceiver SFP

SKU: NSB-9936
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Finisar FTLC1151RDPL2 100GB BASE-LR4 1310nm QSFP28 Transceiver

SKU: NSB-1160
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Finisar FTLX8574D3BCL-HD BASE-SR 10 Gigabit 850nm Short Range MMF Transceiver SF

SKU: NSB-8752
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days