CLBO Crystal Secrets
CLBO Crystal Secrets
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All-strong-point out ultraviolet lasers have been commonly Utilized in the fields of mechanical flaw detection, lithography, micromachining and drugs for the benefits of smaller volume, long daily life, higher performance, great beam high-quality, broad tuning and slim spectral line, etc. Using superior energy around-infrared coherent gentle resource as the fundamental frequency source according to nonlinear tuning technological innovation, making ultraviolet coherent radiation by multistage frequency conversion is regarded as a vital solution to create the ultraviolet coherent mild supply.
When compared with BBO it characteristics much larger spectral and temperature acceptance, greater angle tolerance, as well as a more compact wander-off angle. from 3289 $ shipping
In accordance with the proof-of-principle experiment, the conversion effectiveness of 23% implied the opportunity of accomplishing large-electrical power at the 2nd Stokes wavelength in the Raman laser. If your pump laser of 1078 nm might be attained at the typical electric power of fifty W, the output power of its 2nd Stokes wavelength at 1512 nm may be over ten W. The look on the Raman laser cavity needs to be optimized to be able to steer clear of the problems of your M1 and diamond floor.
The crucial element trouble of ultraviolet coherent light-weight supply predominantly concentrates on the event of nonlinear optical frequency conversion crystal in ultraviolet band. The nonlinear optical crystal is amongst the situations for frequency transformation, so the growth, dimension, hurt resistance, conversion effectiveness and allowable parameter number of nonlinear optical crystal are essential more and more.
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During the scientific and industrial programs, the beam quality of the DUV laser can also be a crucial parameter. Significantly, the beam excellent on the DUV laser drastically impacts the laser machining final results. The beam top quality on the DUV laser is set by that of the elemental laser plus the crystal for that frequency conversion. Just lately, a significant-electric power DUV laser (>ten W) at 258 nm was claimed that has a beam good quality of M2 < one.5, which was created by FHG of a Yb:YAG laser at 1030 nm utilizing the CLBO crystal [13]. This laser would cause an improved laser machining end result in comparison to the earlier DUV lasers with bigger M2.
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Additionally, combining the good-state laser with other nonlinear procedure which include stimulated Raman scattering, NIR lasers might be obtained at new wavelengths with large power and higher beam excellent, which was analyzed via the evidence-of-basic principle experiment. This Raman laser plan gives a completely new path to the superior-energy DUV laser, In particular for the wavelength of 193 nm.
Tunable ultraviolet laser source according to strong-state dye laser technology and CsLiB6O10 harmonic generation
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The event on the 193-nm laser was shown by stages of SFG. To be able to scale the DUV laser energy effectively, a different principle on the 193-nm DUV laser era is introduced based upon the diamond Raman laser.