Examine This Report on CLBO Crystal
Examine This Report on CLBO Crystal
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Nevertheless, in order to process the crystal may be very Innovative manufacturing approaches are necessary. Considering that the dawn of the crystal, working on this challenge, we at the moment are the only enterprise on this planet that can be processed In this particular crystal.
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We summarized The present improvement position in the high-electric power DUV laser the two within the wavelength of FHG on the one-μm laser and at 193 nm. The latest development in the sound-state/fiber laser, along with the nonlinear optical crystals, prompts don't just the common ability but additionally the beam high-quality (coherence) from the DUV lasers to an unprecedented degree.
The standard electric power on the NIR laser nevertheless has the possible to generally be enhanced to tens of watts like 70 W [26] Should the double-move configuration might be used for the Yb:YAG SCF amplifier phase. Therefore, if the conversion effectiveness of 31% from NIR to DUV can be nevertheless managed at this greater ability problem, the normal output power on the DUV laser at 258 nm may very well be greater than 20 W, which would be described as a extraordinary power level for the DUV laser and cause the unanticipated DUV laser machining effects. What's more, for prime-electric power DUV laser, the UV hurt on the nonlinear crystal, including the windows for CLBO crystal and also the mirrors, is another vital parameter for long-lasting and steady operation.
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Each the 1040 nm and 1078 nm laser originate from just one twin-wavelength Yb-doped fiber laser. Just about every laser here is amplified by phases of fiber amplifier and Yb-doped resources amplifier, respectively.
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The heart beat duration of the 2nd Stokes light-weight was shortened to 5 ns as revealed in Figure 7a, only one-shot image within the oscilloscope, which can be a standard phenomenon in Raman laser [44] even though the heartbeat duration on the pump laser was ten ns.
Cesium Lithium Borate (CsLiB6O10 or CLBO) is the best non-linear crystal which generates ultraviolet harmonics in the Nd:YAG fundamental laser wavelength. To be able to enhance the destruction threshold, very low CLBO surface area roughness, by ultra-precision machining, is necessary. Because the CLBO crystal has easy hydroscopic response and micro scratches in machining, ultra-exact machining from the CLBO crystal is a tricky technical challenge.
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Its UV absorption edge reaches a hundred and eighty nm. The powerful nonlinear optical coefficient of CLBO for frequency doubling at 1064nm is about twice as massive as that of KDP. CLBO crystals can be grown within the stoichiometric melt with decreased viscosity.
The event of your 193-nm laser was demonstrated by stages of SFG. So as to scale the DUV laser ability successfully, a whole new strategy of your 193-nm DUV laser generation is presented according to the diamond Raman laser.