About BBO Crystal
About BBO Crystal
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Optical parametric oscillation (OPO): We make the most of OPO to determine our goods�?nonlinear conversion effectiveness and section-matching angle to get a presented input wavelength and sign/idler wavelengths. We make selected that our objects meet up with the requirements for OPO applications.
The realm of material processing has Similarly benefited from your precision of 266nm technology. Highly developed microfabrication techniques, which require intricate detailing on materials in a microscopic amount, require a precise light-weight resource. The sharpness affiliated with the 266nm wavelength makes certain that lasers might make exact cuts, etches, and modifications.
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Among the list of defining traits of BBO crystals is their substantial injury threshold. Which means they can endure substantial levels of laser electricity without having going through degradation or injury.
Even nicely beneath the brink for instant problems, some crystal products show a ongoing degradation throughout the made use of volume, e.
Nevertheless, to totally make the most of the likely of BBO crystals, it really is essential to understand their Qualities and how to take care of and store them effectively. These crystals demand careful dealing with to forestall harm to their surfaces and should be saved in a very dry, great area to keep up their optical effectiveness.
There are 2 velocities that define the propagation of light in optical media: the period and team velocities. The section velocity will be the pace of your copyright, the oscillation of the electric discipline, plus the velocity that is matched between the fundamental and 2nd harmonic frequencies for period matching. The period velocity relative to your pace of light in the vacuum is described via the index of refraction.
When 1 of these β-BBO Crystals is mounted inside the RSP1 mount, the crystal are going to be centered above the eight-32 (M4) hole inside the mount's base with no need for spacers.
In quasi-period matching, the crystal substance is “poled�?to possess up and down domains to counteract the stage-mismatch of the fabric, wherever the poling period is certain to your wavelengths of interaction.
Little acceptance angle: BBO crystals have a little acceptance angle that limits the input gentle beam’s light-weight beam divergence and best manner high quality for powerful regularity conversion.
When evaluating an LIDT specified for any pulsed laser to the laser, it is crucial to be aware of the following:
rystal floor is horizontal and a bit earlier mentioned your fingers. Take a clean, thoroughly clean sheet of lens tissue and area it to the crystal. Make sure the lens tissue could be drawn throughout the crystal area. Up coming, place a little fall of pure isopropyl Alcoholic beverages (IPA) about the lens tissue along with the crystal surface area.
When click here an input pulse's spectral array is equivalent to or narrower when compared to the reference pulse, the created 2nd harmonic pulse provides a duration that is shorter by a factor of one/√2 plus a spectral width which is broader by an element of √two.
The 266nm wavelength offers certain interactions that other wavelengths can’t, which makes it indispensable for detecting and finding out particular compounds.