The ID OSA from ID Photonics is a Optical Spectrum Analyzer with a scan resolution of 312.5 MHz/2.5 pm. It scans C band at full Resolution in 1 Second with a scan rate of 1 Hertz. The OSA has a dynamic range of more than 70 dB and a power range of beyond 90 dB allowing accurate analysis of both low power signals as well as high power DWDM bands. It is controlled via USB or Ethernet interface by a provided Graphical User Interface (GUI) for Windows PCs or by a SCPI command set. The OSA is available in a 1HE half size 19” rack mount unit and is ideal for spectral analysis, DWDM transport testing, transceiver testing and network monitoring.