1. Laser Beam Shaping: Theory and Techniques;Dickey,2000
2. Techniques for accurately measuring laser beam width with commercial CCD cameras;Roundy,1998
3. ISO 11146-1:2005 Lasers and laser-related equipment -- Test methods for laser beam widths, divergence angles and beam propagation ratios -- Part 1: Stigmatic and simple astigmatic beams
4. ISO/TR 11146-3:2004 Lasers and laser-related equipment -- Test methods for laser beam widths, divergence angles and beam propagation ratios -- Part 3: Intrinsic and geometrical laser beam classification, propagation and details of test methods
5. ISO 13694:2000 Optics and optical instruments -- Lasers and laser-related equipment -- Test methods for laser beam power (energy) density distribution