Model MBL-FN-473 Wavelength (nm) 473±1 Output power (mW) >1, 50, 100, …, 300 >300, 350, 400, … ,500 Transverse mode TEM00 Near TEM00 Operating mode CW Power stability (rms, over 4 hours) at 25℃ <1%, <3%, <5% Warm-up time (minutes) <10 M2 factor <1.2 <1.5 Beam divergence, full angle (mrad) <1.5 Beam diameter at the aperture (mm) ~2.0 ~3.0 Beam height from base plate (mm) 27. 4 Polarization ratio >100:1 (0 or 90 degree) Pointing stability after warm-up (mrad) <0.05 Operating temperature (℃) 10~35 Power supply (90-264VAC) PSU-H-LED PSU-H-FDA Modulation option TTL on/off, 1Hz-1KHz, 1KHz-10KHz, 10KHz-30KHz; and Analog modulation option Expected lifetime (hours) 10000 Warranty 1 year .