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The helixx is a variable wavelength laser with an output beam that can be controlled between 720 nm and 920 nm via a simple touch screen panel. With a repetition rate of 250 MHz, the helixx is unique in the market and an ideal laser for two photon microscopy.

Specification

Average Power>2.3 W Pulse Repetition Rate250 MHz
Pulse Energy>9 nJ Pulse Duration~50 fs
Central Wavelength720 nm to 920 nm (tuneable) Power Stability+/-1%
Noise<0.1% RMS M2<1.3 (sag plane) <1.6 (tan plane)
Divergence<2.5 mrad Beam Diameter2 mm +/- 0.5 mm
Polarisation Ratio>100:1 Polarisation DirectionHorizontal
Operating Temperature21° +/- 5°C    

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