The Definitive Guide to CLBO Crystal
The Definitive Guide to CLBO Crystal
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All-sound-point out ultraviolet lasers happen to be greatly Employed in the fields of mechanical flaw detection, lithography, micromachining and medication for the benefits of compact volume, prolonged everyday living, substantial efficiency, great beam high quality, wide tuning and slender spectral line, and so forth. Using high electrical power in close proximity to-infrared coherent light-weight supply as the elemental frequency supply according to nonlinear tuning technologies, building ultraviolet coherent radiation by multistage frequency conversion is considered an important way to build the ultraviolet coherent light supply.
In comparison to BBO it options greater spectral and temperature acceptance, superior angle tolerance, along with a scaled-down wander-off angle. from 3289 $ supply
We summarized The present improvement position on the higher-power DUV laser both for the wavelength of FHG in the 1-μm laser and at 193 nm. The the latest progress from the strong-condition/fiber laser, plus the nonlinear optical crystals, prompts not simply the standard ability but in addition the beam high quality (coherence) of your DUV lasers to an unparalleled degree.
The standard ability of your NIR laser however has the likely to be enhanced to tens of watts including 70 W [26] In case the double-move configuration may be utilized for that Yb:YAG SCF amplifier stage. For this reason, In the event the conversion performance of 31% from NIR to DUV could possibly be still managed at this higher ability problem, the normal output power in the DUV laser at 258 nm may very well be more than 20 W, which would become a extraordinary energy degree for that DUV laser and produce the unanticipated DUV laser machining success. Moreover, for top-ability DUV laser, the UV damage of the nonlinear crystal, such as the Home windows for CLBO crystal along with the mirrors, is an additional crucial parameter for long lasting and stable Procedure.
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LBO is usually a great nonlinear crystal which is usually placed on the SHG from the NIR on the environmentally friendly. The DUV laser is usually realized by two stages of SFG while in the LBO crystals because there isn't a period-matching angle for LBO to transform the inexperienced laser at 515 nm or 532 nm to your DUV instantly by SHG [sixteen]. A short while ago, the NSBBF crystal has also revealed its opportunity to acquire a significant conversion effectiveness from 532 nm to 266 nm. The wander-off angle and deff of your NSBBF are Nearly comparable to those of CLBO [17].
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Tunable ultraviolet laser source depending on sound-condition dye laser technological innovation and CsLiB6O10 harmonic era
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The development on the 193-nm laser was demonstrated by phases of SFG. To be able to scale the DUV laser electric power successfully, a different concept on the 193-nm DUV laser technology is introduced depending on the diamond Raman laser.