We measure mutual intensity in quasi-monochromatic light. Our setup is simple, without a lens. A rotating grating and a one-dimensional receiver are the only pieces of hardware. The action of our system can be understood as that of a mock Lau interferometer.
© 1995 Optical Society of America
Original Manuscript: October 21, 1994
Published: February 1, 1995
Adolf W. Lohmann, J. Ojeda-Castañeda, and Jorge Ibarra, "Simple coherence measurement with a modified Lau interferometer," Opt. Lett. 20, 321-323 (1995)