New Step by Step Map For CLBO Crystal
New Step by Step Map For CLBO Crystal
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All-reliable-condition ultraviolet lasers are greatly used in the fields of mechanical flaw detection, lithography, micromachining and medicine for the advantages of tiny volume, extended lifetime, significant effectiveness, great beam high quality, wide tuning and slender spectral line, and many others. Using large energy near-infrared coherent gentle source as the elemental frequency supply determined by nonlinear tuning technology, making ultraviolet coherent radiation by multistage frequency conversion is considered to be a significant method to establish the ultraviolet coherent mild supply.
When compared to BBO it characteristics larger spectral and temperature acceptance, improved angle tolerance, in addition to a smaller sized wander-off angle. from 3289 $ supply
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The standard ability of the NIR laser nevertheless has the potential to be enhanced to tens of watts which include 70 W [26] Should the double-go configuration may very well be utilized for your Yb:YAG SCF amplifier phase. That's why, In the event the conversion effectiveness of 31% from NIR to DUV could possibly be nonetheless taken care of at this greater ability issue, the typical output ability on the DUV laser at 258 nm can be a lot more than twenty W, which would be described as a outstanding electric power stage with the DUV laser and bring about the unanticipated DUV laser machining success. Furthermore, for prime-energy DUV laser, the UV problems of the nonlinear crystal, including the windows for CLBO crystal as well as mirrors, is another important parameter for long lasting and steady operation.
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Both equally the 1040 nm and 1078 nm laser come from a single dual-wavelength Yb-doped fiber laser. Every single laser is amplified by phases of fiber amplifier and Yb-doped components amplifier, respectively.
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While in the scientific and industrial apps, the beam good quality with the DUV laser can also be an essential parameter. Specially, the beam quality from the DUV laser dramatically has an effect on the laser machining final results. The beam high-quality of the DUV laser is determined by that of the fundamental laser along with the crystal for the frequency conversion. Just lately, a significant-electricity DUV laser (>ten W) at 258 nm was noted by using a beam good quality of M2 < 1.5, which was created by FHG of a Yb:YAG laser at 1030 nm using the CLBO crystal [13]. This laser would lead to a better laser machining consequence as compared to the past DUV lasers with larger sized M2.
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This cookie is used to history the input contents as well as progress with the enter type. It does not retail outlet any private data.
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The conversion effectiveness from basic NIR to DUV is from five% to 36% based on the noted brings about Table one. Rising the conversion efficiency will lessen the burden on the look and setup of the basic laser amplifier along with the electrical energy intake. A great beam excellent of the fundamental laser may even add on the raising in the conversion effectiveness along with the appropriate energy depth in the NIR and inexperienced laser during the SHG and FHG process, respectively. The highest conversion efficiencies from NIR to inexperienced and eco-friendly to DUV laser by utilization of CLBO crystal are 70% and about 50%, respectively [twelve], which corresponds to the conversion performance of 35% from essential to DUV.
The event on the 193-nm laser was demonstrated by phases of SFG. So that you can scale the DUV laser power properly, a fresh thought on the 193-nm DUV laser technology is introduced CLBO Crystal depending on the diamond Raman laser.