需要进口的吗
Optical Parameters
Wavelength 532 nm
Wavelength variability < 1 nm
CW Power 50, 100, 150 and 300 mW
M2 ≤ 1.2
Beam Mode TEM00
Beam Diameter (at window, typ.)
Beam Divergence (typ.) 1.2 mrad
Circularity (min/max) ≥ 0.85
Polarization ≥ 100:1, Vertical
Power Stability ± 1 % over 8 hours, ± 3 °C
Optical Noise (RMS, 10 Hz — 2 MHz) ≤ 0.2 %
Pointing stability (RMS, 1 hour test) < 10 μrad over ± 1.5 °C |