Design of new refractive Gaussian to top-hat beam shaper with

Radial intensity distributions for the top-hat and Gaussian profiles

PDF) Gauss to top-hat beam shaping with aspheres

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Optomechanical Design of a Tophat Beam Shaper with Ansys Zemax OpticStudio

Osela Products Top Hat Beam Shaper, 54% OFF

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TOP-HAT DOE Taihei Boeki Co., Ltd. (official website)

Utilization of the high spatial-frequency component in adaptive beam shaping by using a virtual diagonal phase grating