Examine This Report on CLBO Crystal
Examine This Report on CLBO Crystal
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Having said that, in order to procedure the crystal is very Highly developed production techniques are needed. Because the dawn of the crystal, engaged on this challenge, we are actually the one enterprise on the earth which can be processed During this crystal.
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As an illustration, The present concave OC could get replaced by a plane mirror which could mitigate the ability density about the surface area of M1 along with the diamond. Additionally, working with significant harm threshold coatings for M1 and diamond would also improve the output ability with no damages. Then, the NIR laser at the 2nd Stokes wavelength may very well be higher more than enough, along with its superior beam top quality, to deliver the final DUV laser at 193 nm with a superior typical electric power.
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Both equally the 1040 nm and 1078 nm laser come from a single twin-wavelength Yb-doped fiber laser. Each individual laser is amplified by phases of fiber amplifier and Yb-doped products amplifier, respectively.
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In the scientific and industrial applications, the beam top quality with the DUV laser is likewise a very important parameter. Significantly, the beam high-quality with the DUV laser substantially impacts the laser machining results. The beam good quality from the DUV laser is decided by that of the basic laser as well as the crystal with the frequency conversion. Not long ago, a large-energy DUV laser (>ten W) at 258 nm was noted with a beam excellent of M2 < 1.5, which was created by FHG of a Yb:YAG laser at 1030 nm utilizing the CLBO crystal [13]. This laser would produce a much better laser machining consequence in comparison to the preceding DUV lasers with larger sized M2.
The pulse period of the next Stokes light-weight was shortened to 5 ns as revealed in Figure 7a, a single-shot photo in the oscilloscope, which happens to be a standard phenomenon in Raman laser [44] though the heart beat duration with the pump laser was ten ns.
Cesium Lithium Borate (CsLiB6O10 or CLBO) is the most effective non-linear crystal which generates ultraviolet harmonics from the Nd:YAG fundamental laser wavelength. As a way to boost the hurt threshold, reduced CLBO surface roughness, by extremely-precision machining, is required. Because the CLBO crystal has quick hydroscopic response and micro scratches in machining, ultra-specific machining on the CLBO crystal is usually a tricky specialized problem.
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Its UV absorption edge reaches 180 nm. The efficient nonlinear optical coefficient of CLBO for frequency doubling at 1064nm is about 2 times as substantial as that of KDP. CLBO crystals might be grown within the stoichiometric soften with reduce viscosity.
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