Title :
Variable-focus method for characterizing general astigmatic laser beams
Author :
Niederriter, Robert D. ; Gopinath, Juliet T. ; Siemens, M.E.
Author_Institution :
Univ. of Colorado, Boulder, CO, USA
Abstract :
We demonstrate a variable-focus technique for characterizing the beam quality of general astigmatic (twisted) laser beams. There are no moving parts, only a focus-tunable lens. Measurements with this method match those made by the standard technique.
Keywords :
aberrations; laser beams; laser variables measurement; lenses; optical focusing; beam quality characterization; focus-tunable lens; general astigmatic laser beams; laser beam measurements; standard technique; variable-focus technique; Cameras; Focusing; Laser beams; Laser tuning; Lenses; Measurement by laser beam; Standards;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
