KBL473	KBL491
Output Power (mW)	20, 50	25, 50
Mode	Single Longitudinal Mode	TEMoo
M²	< 1.2
Beam Diameter	700µm ±50
Beam Divergence (mrad, full angle)	< 1.2
Beam Symmetry (Gaussian fit)	0.95 : 0.95
Noise, pk-pk, %	< 1 (10Hz - 5MHz)	< 2 (10Hz-2MHz)
Noise, rms, %	< 0.3	< 0.25
Spectral Bandwidth	< 1pm	< 2 nm
Beam Pointing Stability	< 10µrad/°C
Polarisation	> 100 : 1, vertical
Power Stability	<2% (3 hours)
Dimensions (L x W x H, mm)	95x60x40	105x70x38
Dimensions Controller	153x69x53
Dimensions Power Supply	170x90x65	165x134x78
Input	90-260 VAC, 47-440 Hz

The models of the KBL series are class 3B lasers and may only be operated with matching safety glasses. These can be obtained from KOHERAS GmbH.

If you have questions or would like to discuss your individual requirements, please do no hesitate to contact us.