TUN-634-643 634-643 nm Wavelength Tunable Narrow Linewidth Diode Laser

Description: It is a high-end custom high stability, low noise, narrow linewidth, wavelength tunable product. Mainly used in scientific research and teaching, such as holographic imaging, Raman, atomic clock, coherent detection and so on. Currently it has a line width of less than 0.1nm and a tuning range of 9nm. Applications: holographic imaging, Raman, atomic clock, coherent detection, scientific research and teaching Model #: TUN-634-643 Wavelength Range of Rough Tuning (nm) 634-643 Operating Mode CW Output Power (mW) 1-40 Power Stability (rms, 4 hours ±3°C) <3%, <2%, <1% Transverse Mode Near TEM00 Spectral Line Width (nm) <0.1 Frequency Shift (pm, over ±2°C and 1 hr) <10 Coarse Tuning Accuracy (nm) ~0.1 Fine Tuning Range (GHz) >40 (60 pm) Fine Tuning Accuracy (nm) 0.001 Beam Diameter at Aperture (1/e², mm) ~3.0 Beam Divergence, Full Angle (mrad) <1.0 Polarization Ratio >50:1, (>100:1 optional), Horizontal±5 degree Warm-up Time (minutes) <5 Beam Height from Base Plate (mm) 40 Operating Temperature (℃) 20-30 Power Supply (100-240VAC) PSU-TUN 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 # TUN-634-643