WebJan 1, 2024 · In this work, the design and implementation of a dynamic optical beam shaping system is presented to enable different shapes and sizes of top-hat beams at the build platform of a Laser Powder Bed Fusion machine which is equipped with a fiber laser emitting at 1070nm. The system has been demonstrated by assembling custom-made … WebJun 1, 2024 · Dynamic beam shaping with a refresh rate of 25 Hz has been achieved. Abstract. A high quality, dynamic laser beam shaping method is demonstrated by displaying a series of hybrid holograms onto a spatial light modulator (SLM), while each one of the holograms consists of a binary grating and a geometric mask. A diffraction effect …
Temporal color mixing and dynamic beam shaping with …
WebJan 1, 2024 · Dynamic beam shaping with polarization control at the image plane for material processing. Author links open overlay panel Y. Tang a, J. Li a ... Y. Nakata, N. Miyanaga and A. Narazaki, “Beam shaping by spatial ligh tmodulator and 4f system to square and top-flat for interference laser processing,” PROCEEDINGS OF SPIE, vol. … WebLensVector’s dynamic beam shaping lenses deliver infinite beam control allowing designers to design and manage environments and scenes on-demand without mechanical systems, without ladders, without replacement optics, and without replacement lamps. And it works perfectly with conventional or wireless control systems. Narrow, wide or something … cynthia d mares
FlexibleBeamShaper (FBS) - Pulsar Photonics
WebJan 1, 2024 · The impact of dynamic beam shaping on the longitudinal and transversal extension of the keyhole was analyzed by means of streak images. Subsequently the frequency of changes in the extent were determined by the application of a fast Fourier transform on the grayscale values of the streak images. The results indicate a high … WebUser friendly easy to integrate and operate. Adjust beam profile on the fly. Optimum edge quality for all material thicknesses with an entry level cutting head. Reduced cut taper. . … WebJul 2, 2024 · A dynamic beam shaping method is proposed for the generation of flat-top beams (FTBs) in the far field. Using the mixed-region amplitude freedom algorithm, this … cynthia d johnson