Fiberer's 100GHz dense wavelength division multiplexer (DWDM)
utilizes thin film coating technology and proprietary design of non-flux
metal bonding micro optics packaging to achieve optical add and drop
at the ITU wavelengths. It provides ITU channel center wavelength,
low insertion loss, high channel isolation, wide pass band, low temperature
sensitivity and epoxy free optical path . It can be used for wavelength
add/drop in telecommunication network system. All Fiberer's products
are Telcordia qualification tested.