4 channels DFB Light Source

Description: 4 Channels CWDM Light Source in one Desk-top unit to save space and cost, select any 4 wavelengths from 1270-1610 nm or 1271-1611 nm range, with channel spacing 20 nm, output power 1-20 mW/channel, -3dB spectrum width ≤10 MHz. OEM model is well available on customer’s special request.   Applications: Optical fiber component manufacture & test Optical communication system test CWDM, PLC Splitter, Film testing   Features: High stability output power Narrow spectrum, single longitudinal mode output   Specifications: Parameters DFB Central wavelength (nm) 1271, 1291, 1311, 1331, 1351, 1371, 1391, 1411, 1431, 1451, 1471, 1491, 1511, 1531, 1551, 1571, 1591, 1611 (or 1270, 1290,,,,, 1590, 1610) -3dB spectrum width (Hz) ≤10M Output power (mW)/each channel 1~20 Output power short-term stability (dB) ≤±0.01/5 min Output power long-term stability (dB) ≤±0.02/8 hour Operating mode CW Fiber pigtail SM-28 Fiber Output connector FC/PC, FC/UPC or FC/APC, etc Operating temperature (℃) 0 ~ 40 Storage temperature (℃) -20 ~ 70 Power supply AC 110/220V±10%, 50Hz, 20W Dimensions (L×W×H, mm) 320 ×220×90 (Desk-top)     Typical Spectrum   4 Channels CWDM Light Source Spectrum (1271, 1291, 1311 and 1331nm, above)     Ordering Information: OS-D Package Type Operating Wavelength Output Power(each channel) LCD Display Power Adjustable Fiber Type Connector 　 M=Module  D=Desk-top 1U=1U Rack 2U=2U Rack etc 1310=1310nm 1550=1550nm 1310/1550=1310 & 1550nm  etc 1=1mW    10=10mW      50=50mW      etc 0=Without 1=With 0=Without 1=With S=SM Fiber P=PM Fiber M=MM Fiber FC/UPC     FC/APC etc