We demonstrate a novel type of variable, optical delay line that ensures diffraction-limited parallelism and collinearity in the delayed beam and is independent of the mechanical quality of the translation stage.
© 1998 Optical Society of America
(050.1940) Diffraction and gratings : Diffraction
Patrick Klövekorn and Jesper Munch, "Variable Optical Delay Line with Diffraction-Limited Autoalignment," Appl. Opt. 37, 1903-1904 (1998)