What Does CLBO Crystal Mean?
What Does CLBO Crystal Mean?
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Nonetheless, so that you can course of action the crystal is quite advanced producing procedures are expected. Considering that the dawn of the crystal, focusing on this obstacle, we are now the one company on earth that could be processed in this crystal.
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Based on the evidence-of-principle experiment, the conversion performance of 23% implied the opportunity of acquiring high-energy at the second Stokes wavelength of the Raman laser. In the event the pump laser of 1078 nm could possibly be attained at the average electricity of 50 W, the output ability of its 2nd Stokes wavelength at 1512 nm can be in excess of 10 W. The look with the Raman laser cavity ought to be optimized in order to stay away from the injury on the M1 and diamond area.
全固态紫外激光器以其体积小、寿命长、效率高、光束质量好、调谐范围宽、谱线窄等优点，广泛应用于机械探伤、光刻、微加工和医学等领域，等，利用大功率近红外相干光源作为基于非线性调谐技术的基频源，通过多级变频产生紫外相干辐射被认为是发展紫外相干光源的重要途径。紫外相干光源的关键问题是研制紫外波段的非线性光学变频晶体。非线性光学晶体是实现频率变换的条件之一，因此对非线性光学晶体的生长、尺寸、损伤电阻、转换效率和允许的参数范围提出了越来越高的要求。
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On another aspect, the ability scaling of the NIR laser is an additional aspect to boost the regular energy on the 193-nm DUV laser. Due to the not enough the significant-ability amplification solution with the NIR laser (as an example at 1553 nm), nonlinear frequency procedures for instance optical parameter oscillation (OPO) may be placed on establish a wavelength converter by shifting the wavelength from 1 μm to the desired wavelength along with obtaining relative increased electrical power [21]. Just lately, a diamond Raman laser confirmed its potential in attaining a high electrical power plus a large conversion performance with the 1st Stokes from the one-μm laser [22,23], which suggests the likelihood for being used inside the 193-nm DUV laser technology on account of its large Raman gain and huge frequency change.
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While in the scientific and industrial purposes, the beam high quality on the DUV laser is additionally a significant parameter. Specifically, the beam high-quality in the DUV laser dramatically influences the laser machining outcomes. The beam quality of the DUV laser is decided by that of the basic laser and the crystal for your frequency conversion. Not too long ago, a high-energy DUV laser (>10 W) at 258 nm was reported having a beam quality of M2 < one.five, which was produced by FHG of a Yb:YAG laser at 1030 nm using the CLBO crystal [thirteen]. This laser would produce an even better laser machining consequence when compared with the former DUV lasers with greater M2.
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Cesium Lithium Borate (CsLiB6O10 or CLBO) is the best non-linear crystal which generates ultraviolet harmonics in the Nd:YAG check here fundamental laser wavelength. In order to enhance the destruction threshold, reduced CLBO floor roughness, by extremely-precision machining, is necessary. Since the CLBO crystal has easy hydroscopic reaction and micro scratches in machining, extremely-exact machining in the CLBO crystal is really a hard technological problem.
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