DFB Butterfly, CW (Type 2) Sort by: SKU Product Price Default Result pages: 1 2 Product Part No. Vendor Availability Price DFB Laser, 1552 nm, Up to 60 mW, PM Output DFB-1552C-PM Optilab Please Call $1,365.00 DFB Laser, 1553 nm, Up to 60 mW, PM Output DFB-1553C-PM Optilab Please Call $1,365.00