A new method for speckle reduction is presented based on the principle of space and wavelength diversity using a current modulated laser and a spectrometer as part of the illumination system.
© 1990 Optical Society of America
Original Manuscript: March 15, 1989
Published: February 20, 1990
Caesar Saloma, Satoshi Kawata, and Shigeo Minami, "Speckle reduction by wavelength and space diversity using a semiconductor laser," Appl. Opt. 29, 741-742 (1990)