sponsored bythe Optical Society of America ; Michael Bass, editor-in-chief. sponsored by the Optical Society of America ; Michael Bass, editor-in-chief. sponsored by the Optical Society of America ; Michael Bass, editor in chief. sponsored by the Optical Society of America ; Michael Bass, editor in chief . sponsored by the Optical Society of America ... [et al.]. sponsored by the Optical Society of America, Air Force Office of Scientific Research. sponsored by the Optical Society of America. sponsored by the Optical Society of America ; Walter G. Driscoll, editor, William Vaughan, associate editor. sponsored by Optical Society of America. sponsored by the American Society of Mechanical Engineers.