CW DPSS Red Lasers

Wavelengths

657 nm� 660 nm�?71 nm

Laser version

SLM version

Basic version

671 nm power (mW)

200�?50�?00�?0�?5

300�?00�?50�?00�?0

657 nm 660 nm power (mW)

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300�?00�?50�?00�?0

Longitudinal mode

Single

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Line width

< 10^-5nm

< 0.15 nm� nominal

Output noise� rms

< 0.5% (10 Hz - 20 MHz)

2% (10 Hz - 10 kHz)� >20% (100 kHz - 1 MHz)

Coherence length

> 300 m

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Transverse mode

TEMoo� M²< 1.1

Beam diameter (1/e2)

0.2 mm (2X� 3X� 5X or 10X laser beam expander options available)

Beam divergence� full angle

4 mrad (can be reduced with a beam expander)

Power stability� rms

< 2% over 8 hours; Ultra-stable options: 0.5% or 0.25% over 24 hours

Beam pointing stability

< 0.02 mrad at constant temperature

Polarization

Linear; Ratio 50:1; >100:1 option available