Our factory supply 1310nm 1550nm CWDM LAN-WDM MWDM DWDM butterfly laser module max 400mW, 1625nm 1650nm 1260nm 1383nm pulse laser module ,high gain APD module .InGaAs photodetector 1000um ,2000um,3000um,5000um and so on .We are manufacture and customize for you .