How to Order LE200ST LE210 Series LE220ST NIST Traceable Calibrated Output 850nm 1300nm 850 and 1300nm Center Wavelength - - - Spectral Width - - - Output Power -20dBm Initial Accuracy ±0.1dB @ 25°C Typical 1 Hour Drift 0.05dBm Typical 12 Hour Drift - Dimensions All Models 4.9 x 2.8 x 1.3" (125 x 70 x 33mm) Weight 4oz. (102g) Ordering Information LE200ST AO101     LE210ST     AO111     LE210SC     LE220ST   850nm LED Light Source with ST Connector 850nm LED Light Source, ST with one Talk Set and headset 1300nm LED Light Source with ST Connector 1300nm LED Light Source, ST with one Talk Set and headset 1300nm LED Light Source with SC Connector 850nm & 1300nm LED Light Source with ST Connector