rhode alain,FranceIt is very nice to work with real professionals. They are attentive and responsive.
Alejandro Gidi,Mexicoexcellent communication from seller. Ms Daisy was clear and on time, product was shipped properly packaged. A+
Sergey Shapotkin,Russian Federeverything fine
|Channel Wavelength (nm):||1270 To 1610 Or 1271 To 1611|
|Channel Spacing (nm):||20|