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Common laser beam profiles: (a) top hat, (b) rolo, and (c) pedestal.
Laser transmission welding of polymers – A review on process fundamentals, material attributes, weldability, and welding techniques - ScienceDirect
Top-Hat / Flat-Top Beam Shaper application notes - Holo Or
Tailored laser beam shapes for welding of copper using green laser radiation
Laser Beam Shaping Overview
Laser transmission welding of polymers – A review on process fundamentals, material attributes, weldability, and welding techniques - ScienceDirect
PDF) Laser transmission welding of polymers – A review on process fundamentals, material attributes, weldability, and welding techniques
1. Intensity profiles (a) of a Gaussian beam, (b) top-hat beam, (c)
Application Note: Beam Shaper
Why Use a Flat Top Laser Beam?
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Schematic of the intensity distributions of Gaussian and Bessel beam