China,
SHENZHEN LANGXUNDA OPTICALL COMMUNICATION CO.,is a high-techenterprise specialized in optical passive device and moduledevelopment,Production marketing founded by more than ten year*perienced dedicated professional. ...
optical isolator , optical fiber collimator, light, ftth, polarization preserving device, high power devices, fwdm , wave division multiplexer , special specifications wdm, gain flattening filter, cwdm module , isolator core , adjustable attenuator etc.
