Getting My CLBO Crystal To Work
Getting My CLBO Crystal To Work
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All-sound-point out ultraviolet lasers are actually widely Employed in the fields of mechanical flaw detection, lithography, micromachining and drugs for the advantages of smaller quantity, extended daily life, high performance, great beam high-quality, huge tuning and slim spectral line, and so forth. Employing high electricity around-infrared coherent light-weight source as the basic frequency supply based on nonlinear tuning technological know-how, generating ultraviolet coherent radiation by multistage frequency conversion is considered a vital technique to develop the ultraviolet coherent light supply.
When compared with BBO it functions much larger spectral and temperature acceptance, improved angle tolerance, and a smaller walk-off angle. from 3289 $ shipping
Based on the evidence-of-theory experiment, the conversion effectiveness of 23% implied the opportunity of accomplishing high-ability at the next Stokes wavelength in the Raman laser. Should the pump laser of 1078 nm can be acquired at the average power of fifty W, the output ability of its 2nd Stokes wavelength at 1512 nm might be a lot more than ten W. The design of the Raman laser cavity really should be optimized as a way to avoid the harm on the M1 and diamond floor.
The common ability with the NIR laser nonetheless has the opportunity to be improved to tens of watts including 70 W [26] In the event the double-go configuration may very well be utilized with the Yb:YAG SCF amplifier stage. Therefore, Should the conversion effectiveness of 31% from NIR to DUV might be still preserved at this bigger electric power affliction, the typical output power in the DUV laser at 258 nm may very well be a lot more than 20 W, which would become a exceptional energy degree with the DUV laser and cause the unanticipated DUV laser machining final results. Also, for prime-power DUV laser, the UV problems from the nonlinear more info crystal, such as the windows for CLBO crystal along with the mirrors, is an additional crucial parameter for long-lasting and steady operation.
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Cesium Lithium Borate (CsLiB6O10 or CLBO) is the best non-linear crystal which generates ultraviolet harmonics with the Nd:YAG essential laser wavelength. In order to enhance the destruction threshold, very low CLBO floor roughness, by ultra-precision machining, is necessary. Since the CLBO crystal has simple hydroscopic response and micro scratches in machining, ultra-exact machining from the CLBO crystal is a tricky specialized trouble.
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