The best Side of CLBO Crystal
The best Side of CLBO Crystal
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Having said that, as a way to procedure the crystal may be very Superior production approaches are demanded. Because the dawn of this crystal, focusing on this challenge, we at the moment are the sole organization on the earth that may be processed During this crystal.
As compared to BBO it options more substantial spectral and temperature acceptance, much better angle tolerance, in addition to a more compact wander-off angle. from 3289 $ shipping
We summarized the current advancement position from the substantial-ability DUV laser the two within the wavelength of FHG with the one-μm laser and at 193 nm. The current progress of your solid-state/fiber laser, in addition to the nonlinear optical crystals, prompts not only the average power and also the beam good quality (coherence) of the DUV lasers to an unprecedented level.
The main element challenge of ultraviolet coherent light supply mainly focuses on the event of nonlinear optical frequency conversion crystal in ultraviolet band. The nonlinear optical crystal is probably the problems for frequency transformation, so the growth, measurement, problems resistance, conversion efficiency and allowable parameter choice of nonlinear optical crystal are needed A lot more.
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LBO is usually a wonderful nonlinear crystal which is usually placed on the SHG through the NIR to the eco-friendly. The DUV laser is often realized by two phases of SFG while in the LBO crystals due to the fact there is absolutely no section-matching angle for LBO to click here convert the green laser at 515 nm or 532 nm to the DUV instantly by SHG [sixteen]. Recently, the NSBBF crystal has also demonstrated its possible to acquire a higher conversion performance from 532 nm to 266 nm. The wander-off angle and deff in the NSBBF are Pretty much much like those of CLBO [17].
On the other aspect, the ability scaling from the NIR laser is yet another aspect to boost the normal electrical power in the 193-nm DUV laser. As a result of deficiency of the substantial-electrical power amplification Remedy of the NIR laser (for instance at 1553 nm), nonlinear frequency processes including optical parameter oscillation (OPO) could be placed on make a wavelength converter by shifting the wavelength from 1 μm to the specified wavelength in addition to acquiring relative greater energy [21]. Recently, a diamond Raman laser showed its potential in obtaining a higher electrical power in addition to a superior conversion performance with the 1st Stokes of the one-μm laser [22,23], which suggests the possibility to become utilized inside the 193-nm DUV laser era on account of its superior Raman obtain and huge frequency shift.
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While in the scientific and industrial applications, the beam top quality of the DUV laser is additionally a vital parameter. Especially, the beam good quality on the DUV laser significantly affects the laser machining results. The beam high quality of the DUV laser is decided by that of the elemental laser and the crystal with the frequency conversion. Lately, a high-electricity DUV laser (>10 W) at 258 nm was reported using a beam quality of M2 < one.five, which was produced by FHG of a Yb:YAG laser at 1030 nm using the CLBO crystal [thirteen]. This laser would cause a greater laser machining final result in comparison with the prior DUV lasers with much larger M2.
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