The best Side of CLBO Crystal
The best Side of CLBO Crystal
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All-reliable-condition ultraviolet lasers have already been extensively Utilized in the fields of mechanical flaw detection, lithography, micromachining and medication for the benefits of compact volume, extensive lifestyle, large effectiveness, great beam quality, large tuning and slim spectral line, and so forth. Utilizing significant energy close to-infrared coherent light-weight source as the basic frequency resource determined by nonlinear tuning technological know-how, making ultraviolet coherent radiation by multistage frequency conversion is considered a crucial way to acquire the ultraviolet coherent mild resource.
In comparison to BBO it functions much larger spectral and temperature acceptance, better angle tolerance, as well as a scaled-down wander-off angle. from 3289 $ shipping and delivery
We summarized The existing advancement standing of your higher-electric power DUV laser both with the wavelength of FHG with the one-μm laser and at 193 nm. The recent enhancement of your strong-state/fiber laser, plus the nonlinear optical crystals, prompts not simply the common electric power but will also the beam top quality (coherence) on the DUV lasers to an unparalleled stage.
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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During the scientific and industrial apps, the beam top quality from the DUV laser is also a very important parameter. Specially, the beam top quality of the DUV laser drastically impacts the laser machining success. The beam good quality of your DUV laser is set by that of the basic laser and the crystal to the frequency conversion. A short while ago, a large-ability DUV laser (>ten W) at 258 nm was reported by using a beam high-quality of M2 < 1.5, which was produced by FHG of the Yb:YAG laser at 1030 nm utilizing the CLBO crystal [13]. This laser would result in an improved laser machining final result in comparison with the past DUV lasers with larger M2.
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Cesium Lithium Borate (CsLiB6O10 or CLBO) is the simplest non-linear crystal which generates ultraviolet harmonics on the Nd:YAG basic laser wavelength. In order to greatly enhance the problems threshold, lower CLBO surface area roughness, by extremely-precision machining, is required. Since the CLBO crystal has straightforward hydroscopic response and micro scratches in machining, ultra-specific machining in the CLBO crystal is really a complicated specialized trouble.
The beam profile proven in Figure 7b demonstrated a great beam top quality as one of many merits of Raman laser, which would be effective to deliver a 193-nm DUV laser with a top quality beam.
The conversion efficiency from elementary NIR to DUV is from 5% to 36% according to the reported ends in Table 1. Increasing the conversion effectiveness will reduce the load on the look and setup of the elemental laser amplifier plus the electric electrical power use. A great beam good quality of the elemental laser may also lead for the escalating in the conversion performance together with the appropriate electric power intensity of the NIR and green laser while in the SHG and FHG system, respectively. The very best conversion efficiencies from NIR to environmentally friendly and environmentally friendly to DUV laser by use of CLBO crystal are 70% and around fifty%, respectively [12], which corresponds towards the conversion performance of 35% from fundamental to DUV.
The development of your 193-nm laser was demonstrated by phases of SFG. In order to scale the DUV laser electric power properly, a different thought from the 193-nm DUV laser generation is presented dependant on the diamond Raman laser.