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UV laser highlights
Two new UV laser sources caught my eye today as I walked around the South Hall exhibition. The first was a 355 nm CW addition to Oxxius’ SLIM range of compact DPSS lasers and the second was a modelocked fiber UV laser source from Fianium.
The 355 nm source from Oxxius uses the company's patented alignment-free monolithic resonator (AMR) technology. AMR relies on a set of optically-contacted crystals to convert the pump beam from a diode laser into varying wavelengths. While frequency doubling is used to generate other wavelengths in the SLIM family, intracavity frequency tripling produces the output at 355 nm.
Turning to output power, samples of the 355 nm source are available now at 5 mW and 10 mW and products will be commercially available in Q3 this year. Target markets for the source include cytometry and microscopy.
Other SLIM devices include a yellow 561 nm laser with an output power of 100 mW and a green 532 nm emitter offering 300 mW.
The UVPower266 from Fianium emits 10 ps pulses at 266 nm at a repetition rate of 125 MHz. With output powers up to 1 W, target applications include micromachining and medical and industrial imaging. The system is based on a high power passively modelocked fiber laser operating in the 1060 nm range and uses a compact nonlinear wavelength converter to generate the UV light.
If you are at the Fianium booth, it is also worth asking for a demonstration of the SC450-AOTF supercontinuum source. This is a widely tunable picosecond fiber laser that uses an acousto-optical tunable filter to generate wavelengths between 450 and 700 nm. The system uses a high-speed interface to control the spectral bandwidth and optical power.
Oxxius is on booth 6125 and you can find Fianium in the same row at booth 6182.
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