An achromatic method of seeing through a phase-distorting medium, such as a turbulent atmosphere, utilizes a grating interferometer. Measurements are made at sample points throughout the region of fringe formation. A set of nonlinear simultaneous equations is generated and then solved by computer.
© 1981 Optical Society of America
E. N. Leith, H. Chen, and Y. S. Cheng, "Diffraction-limited imaging through a phase-distorting medium," Opt. Lett. 6, 4-6 (1981)