Title :
Combination of diffractive shaper and splitter for multiple beam laser processing system
Author :
Chen, Sin-An ; Chen, Cheng-Huan ; Lin, Yu-Chung ; Lee, Min-Kai ; Liu, Sung-Ho
Author_Institution :
Dept. of Power Mech. Eng., Nat. Tsing Hua Univ., Hsinchu, Taiwan
Abstract :
Transforming Gaussian laser beam into top-hat profile is accomplished by a four-level kinoform diffractive element. A binary diffractive grating was further integrated for generating multiple top-hat laser spots to improve the efficiency of a laser processing system.
Keywords :
Gaussian distribution; computer-generated holography; holographic gratings; integrated optics; optical beam splitters; optical pulse shaping; Gaussian laser beam; binary diffractive grating; diffractive shaper; diffractive splitter; four-level kinoform diffractive element; multiple beam laser processing system; multiple top-hat laser spots; top-hat profile; Diffraction; Laser applications; Laser beams; Measurement by laser beam; Optical device fabrication; US Department of Energy;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
