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Dual-wavelength picosecond fiber lasers
for nonlinear microscopy
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Conventional fiber lasers for CARS spectroscopy
and microscopy and for SRS microscopy are large, non-mobile systems
that require 30 minutes or more to warm up and additional cooling
equipment, and are characterized by long tuning times of the wavelengths.
The innovative thing about AFS' fiber laser sources for nonlinear
microscopes is that they have overcome these operator shortcomings
while providing excellent laser beam focusing quality Mē, tuning
range and speed, pulse duration, repetition rate and other performance
parameters.
The dual-wavelength ps fiber lasers from AFS are
compact mobile systems (weight 15 ... 35 kg) and convince thanks
to:
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Tuneability over the entire wavelength range in
approx. 2 s
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No warm-up time
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User-friendly control software
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Intrinsically synchronized pulses
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Alignment-free all-fiber frequency conversion
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Optional fiber-coupled output systems for easier
coupling with nonlinear microscopes and avoidance of disturbances
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Coupled with nonlinear microscopes, they are used in biomedical
laboratories of research institutes and companies, in hospitals and
clinics during and after tumor operations and in the general biomedical
examination of organic tissues, especially for
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CARS spectroscopy and microscopy
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Microscopic multimodal nonlinear imaging (CARS,
SHG, TPEF) and
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SRS microscopy
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We supply the following versions of lasers:
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Grey & White matter
of a pork brain @ 2850 &
2930 cm-1 (CARS)
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Standard version
tuning range 2700 cm-1 to 3300 cm-1,
tuning speed < 1 s (total range),
repetition rate 1 MHz ... 3 MHz
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High resolution version
tuning range 2700 cm-1 to 3300 cm-1,
tuning speed < 2 s (total range),
repetition rate 1 MHz ... 4 MHz
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SRS version
tuning range 1550 cm-1 to 3300 cm-1,
tuning speed < 5s (total range),
repetition rate 18 MHz (1st wavelength) /
repetition rate 09 MHz (2nd
wavelength)
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All system versions can also be designed for larger bandwidths according
to customer specifications.
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