In this paper, the new lapping slurry and sharpening slurry are released. And also the deliquescence degree of CLBO is fallen to most affordable. A whole new Performing engineering is likewise adopted. After rough sprucing, the focus of extremely-precision sprucing slurry is amplified adequately. So does the extremely-precision sharpening pace, plus the wiping pace is faster as opposed to deliquescence speed. The CLBO crystal surface roughness can achieve 1nm and continue to keep the area excellent well. Obtain by your institution

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The average power of your NIR laser even now has the likely to become enhanced to tens of watts for example 70 W [26] If your double-move configuration could possibly be used for your Yb:YAG SCF amplifier stage. For this reason, In the event the conversion performance of 31% from NIR to DUV could possibly be still taken care of at this bigger electricity situation, the typical output power in the DUV laser at 258 nm can be greater than 20 W, which might certainly be a outstanding electricity stage with the DUV laser and result in the unanticipated DUV laser machining results. In addition, for prime-electrical power DUV laser, the UV hurt on the nonlinear crystal, including the windows for CLBO crystal and also the mirrors, is another essential parameter for long term and secure Procedure.

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Due to the thermal lens impact within the sound-state lasers, Should the heating management is inadequate, it is not uncomplicated to obtain the stable-state laser that has a large ability and also a higher beam excellent concurrently. Lately, with the development of The skinny disk laser and one-crystal fiber (SCF) laser, a high-electric power laser at the fundamental wavelength (1 μm) had been recognized with a fantastic beam quality even with a TEM00 method beam [4,24], which would be very good candidates for the basic with the DUV laser technology. A further prospect for the basic could be the significant-ability fiber laser which can be obtained by coherent beam mix with M2 price fewer than 1.

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While in the scientific and industrial programs, the beam good quality on the DUV laser can be a vital parameter. Particularly, the beam quality of your DUV laser radically influences the laser machining final results. The beam high quality of your DUV laser is set by that of the elemental laser along with the crystal for the frequency conversion. A short while ago, a substantial-power DUV laser (>ten W) at 258 nm was claimed by using a beam quality of M2 < 1.five, which was generated by FHG of the Yb:YAG laser at 1030 nm utilizing the CLBO crystal [thirteen]. This laser would bring about an even better laser machining result when compared to the previous 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 from the Nd:YAG fundamental laser wavelength. To be able to improve the damage threshold, small CLBO floor roughness, by ultra-precision machining, is needed. As the CLBO crystal has uncomplicated hydroscopic response and micro scratches in machining, extremely-precise machining of your CLBO crystal can be a challenging technological challenge.

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