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Optical parametric chirped-pulse amplification (OPCPA): We use OPCPA to ascertain our items�?nonlinear conversion performance and period-matching angle for the supplied input wavelength and sign/idler wavelengths.
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Inside the extensive entire world of nonlinear optical crystals, BBO crystals stick out as pioneers, particularly in the realm of 266nm generation.
For beams that has a higher PRF both the standard and peak powers must be in comparison with the equivalent CW electrical power. Additionally, for remarkably clear supplies, There may be tiny to no drop while in the LIDT with expanding PRF.
Numerous distinct phase-matching methods may be used to equalize the refractive indices of the basic and 2nd harmonic gentle. One particular strategy, which takes advantage of linearly polarized gentle and the distinction between the common and extraordinary refractive indices, is Style-I crucial period matching. This is the frequent method for destructive uniaxial crystals where no > ne.
When laser gentle is targeted to your location, the diameter of your beam waist would be the focal spot dimension, and the rate at which the light diverges with the beam waistline is linked to the Rayleigh array (zR).
BBO crystals are used within a big selection of applications due to their exceptional optical Houses. They are commonly Utilized in laser systems for frequency conversion, which include next, third, and fourth harmonic era. This allows for that production of laser mild at diverse wavelengths from only one input wavelength.
This precision enables the fabrication of intricate structures and designs on numerous resources, from metals to biological tissues. It’s not pretty much producing scaled-down objects; it’s about generating them by having an unprecedented amount of detail.
GWU-Lasertechnik provides all regular nonlinear crystals like LBO, BBO and KTP with a broad assortment of specifications. Beside the perfectly-founded materials, innovative crystals like CLBO or BiBO with remarkable properties for e. g. deep-UV era or higher-ability ultrashort pulse lasers can be obtained. Regardless of if individual items for R & D uses are necessary or Price tag-successful numbers in small, medium or huge batches with in-time supply for the generation line are needed: GWU’s devoted provider really helps to find the ideal Main components on your software.
Abnormal optical intensities during operation may perhaps quickly destruction a crystal. Regretably, nonlinear crystals generally should be operated not far from their optical injury threshold to accomplish a adequately large conversion effectiveness. This suggests a trade-off involving conversion effectiveness and crystal life time.
The place in the environmentally friendly curve depends upon θ. In this instance, the angle θ continues to be tuned to supply a refractive index for 515 nm light-weight that matches the click here refractive index for 1030 nm light-weight. This tuning angle is therefore optimized for Type-I SHG section matching as well as a elementary-frequency enter beam of 1030 nm.
When an input pulse's spectral selection is equivalent to or narrower as opposed to reference pulse, the produced 2nd harmonic pulse contains a period that is shorter by an element of one/√two in addition to a spectral width that is broader by an element of √two.
Optical parametric amplification (OPA): We use OPA to measure our items�?nonlinear conversion general performance and section-matching angle to get a offered input wavelength and sign/idler wavelengths. We assurance that our products and solutions meet the specs for OPA applications.