The color of lasers with 561nm wavelength is neither yellow nor green. The 561nm laser is yellow green.
There are following types of 561nm laser:
Single Longitudinal Mode Laser
Low Noise Yellow Green Laser
High Stability Yellow Green Laser
Yellow Green OEM Laser Module
Fiber Coupled Laser System
Specs & Datasheet:
Wavelength (nm): 561nm+-1
Output power (mW): 1-100
Power stability (rms, over 4 hours):<3%, <2%, <1%
Transverse mode: TEM00
Longitudinal mode: Single
Operating mode :CW
Spectral line width (nm) :<0.00001
Coherent length (m) :>50
Noise of amplitude (rms, 1Hz~20MHz) :<1%, <0.5%
M2 factor :<1.2
Beam diameter at the aperture (1/e 2 , mm) :<1.5
Beam divergence, full angle (mrad) :<1.2
Polarization Ratio :>100:1, Vertical (Horizontal Optional)
Warm-up time (minutes) :<5
Pointing stability after warm-up (mrad) :<0.05
Frequency shift over 8 hours (MHz) (Optional) :<200
Frequency shift with Temp (MHz/C) (Optional) :<200
Beam height from base plate (mm) :27.4
Laser head consumption(W) :15 (typical) , <25 (40)
Max. Laser Head Base plate Temp (C) :50
Operating Temperature (C): 10-35
Power supply (90-264VAC) :PSU-H-FDA
Expected lifetime (hours) :10000
Warranty :1 year
The laser applictions for the 561nm lasers:
imaging microscopy
Download the datasheet
561nm Yellow Green Solid State Laser DPSS Source
