MDL-E-640 640 nm Narrow Linewidth Diode Laser

Description: It features a narrow spectral linewidth, stable wavelength, long lifetime and easy operation. They are widely used in precision measurement, high resolution spectrum analysis, etc. Applications: precision measurement, high resolution spectrum analysis Model #: MDL-E-640 Central Wavelength (nm) 640±5 Spectral Line Width (nm) <0.06, <0.03 Operating Mode CW Output Power (mW) 1-50 Power Stability (rms, 4 hours ±3°C) <3%, <2%, <1% Frequency Shift (pm, over ±2°C and 2 hrs) <20 Transverse Mode Near TEM00 M² <1.5 Beam Diameter at Aperture (1/e², mm) ~2.0 Beam Divergence, Full Angle (mrad) <1.5 Polarization Ratio >50:1, (>100:1 optional), Horizontal±5 degree (Vertical optional) Warm-up Time (minutes) <5 Cooling Method Conduction Beam Height from Base Plate (mm) 30 Operating Temperature (°C) 20-30 Power Supply (100-240VAC) PSU-A-D Expected Lifetime (hours) >10000 Please refer to the Data Sheet for detailed specifications If you need a different model number, please feel free to ask for a quotation. Long lifetime FDA registered ISO and CE qualified ROHS complied Model # MDL-E-640