With newports optical components, this video shows the process of. Standard or custommade beam expanders have a unique mechanical closed loop slidinglens design ensuring high pointing stability and minimal dimensions. Beam expanders for laser material processing jenoptik usa. Beam expanders have two main purposes in the laser industry. These systems are suited for typical medium power levels of up to. Simple to construct, fits most laser pointers with simple shimming. Beam expanders are optical devices that take a collimated beam of light and expand its size in laser physics they are used either as intracavity or extracavity. Unfollow beam expander to stop getting updates on your ebay feed. Simple beam expanders, sometimes referred to as telescopes, in their most basic forms generally consist of two lenses. How to build a beam expander beam expansion or reduction is a common application requirement in most labs using lasers or light sources and optics.
In the days of purely spherical mirrors, this had been accomplished by selecting. Choose from over a million free vectors, clipart graphics, vector art images, design templates, and illustrations created by artists worldwide. The free aperture along the total beam path have to be at least. Analytic design of a zoom xybeam expander with freeform optical surfaces.
Kugler kst a series of beam expanders featuring direct watercooled copper mirrors for highest laser powers. Even with the first laser telescopes delivered by kugler 25 years ago, astigmatism compensation has already been one of the main issues assuring diffraction limited performance. Note on achromatic multipleprism beam expanders pdf. Beam expander zur lasermaterialbearbeitung jenoptik. Analytic design of a zoom xybeam expander with freeform. Galilean type, fixed expansion ratio from 2x to 10x beam expanders and zoom beam expanders with 1x8x expansion ratio for 1064 nm, 532 nm and 355 nm wavelengths. Beam expanders are optical systems for increasing or decreasing the diameter of a laser beam. Beam expanders consist of two lenses that are built according to the galileo principle and therefore do not generate an intermediate focus.
Beam expanders zoom and compact beam expanders eksma. They are most often used to decrease divergence or to. However, since for prisms of the same material zero dispersion is obtained at a unique wavelength, it is suggested that the adjective quasiachromatic is more appropriate to describe these laser beam expanders. Our laser beam expanders provide a fixed expansion factor. Decreases beam spread of visible and infra red lasers by a factor of 7 at far field. Standard or custommade laser beam expanders for use in the uv, visible, and nir spectral ranges have a unique mechanical slidinglens design, ensuring high pointing stability and minimal dimensions. Open beam profiler this opensource software enables profiling and analysis of laser beams. Laser beam free vector art 783 free downloads vecteezy. Pdf application of the abcd ray matrix method for the design of a. In comparison with zoom beam expanders that use combinations of.
Motorized laser beam expanders and reducers mex 4lasers. Motorized laser beam expanders mex series used to increase laser beam diameter and adjust divergence. A beam expander can enlarge an input beam by the factor m, but it. We use either an air spaced two lens system or an achromat in order to minimize chromatic and spherical aberrations and. Infinitely adjustable beam expanders deliver the high level of precision. Laser beam expanders used in optics and photonics applications are available at edmund optics. Download free adobe pdf reader and solidworks viewer on the left. A laser beam expander is designed to increase the diameter of a collimated input beam to a larger collimated output beam.
Other parts are easily obtainable from your hardware store. Variable beam expander manually adjustable or motorized for different wavelengths. Spectrally narrow pulsed dye laser without beam expander. There are many ready made beam expanders available on the market, but often they are not available in the required expansion ratio or spectral range. Laser beam expanders increase the diameter of a collimated input beam to a larger collimated output beam. Beam expanders consist of transmissive configurations, with galilean or keplerian designs, and reflective configurations, which use a series of mirrors, similar to microscope designs. Laser beam expansion is a common optics tool that is required in many laboratory experiments. Pdf spectrally narrow pulsed dye laser without beam expander. Manual beam expanders vex series used to increase or decrease laser beam diameter.
In many laser based applications, beam expanders are an essential component of the optical system. Zoom beam expander eksma optics offers compact galilean type zoom beam expanders for nd. Beam expanders for laser material processing jenoptik. Contemporary laser beam expanders are afocal systems developed from wellestablished optical telescope fundamentals. Dadurch ermoglichen sie, verschiedene elemente eines. Pdf in this article, an approach for the design and construction of a refractive 2.
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